id	sid	tid	token	lemma	pos
ajst-23761	1	1	academic	academic	ADJ
ajst-23761	1	2	journal	journal	NOUN
ajst-23761	1	3	of	of	ADP
ajst-23761	1	4	science	science	NOUN
ajst-23761	1	5	and	and	CCONJ
ajst-23761	1	6	technology	technology	NOUN
ajst-23761	1	7	issn	issn	NOUN
ajst-23761	1	8	:	:	PUNCT
ajst-23761	1	9	2771	2771	NUM
ajst-23761	1	10	-	-	SYM
ajst-23761	1	11	3032	3032	NUM
ajst-23761	1	12	|	|	NOUN
ajst-23761	1	13	vol	vol	NOUN
ajst-23761	1	14	.	.	PROPN
ajst-23761	2	1	11	11	NUM
ajst-23761	2	2	,	,	PUNCT
ajst-23761	2	3	no	no	INTJ
ajst-23761	2	4	.	.	NOUN
ajst-23761	2	5	3	3	NUM
ajst-23761	2	6	,	,	PUNCT
ajst-23761	2	7	2024	2024	NUM
ajst-23761	3	1	261	261	NUM
ajst-23761	3	2	multi‐objective	multi‐objective	ADJ
ajst-23761	3	3	structural	structural	ADJ
ajst-23761	3	4	optimization	optimization	NOUN
ajst-23761	3	5	of	of	ADP
ajst-23761	3	6	column	column	NOUN
ajst-23761	3	7	based	base	VERB
ajst-23761	3	8	on	on	ADP
ajst-23761	3	9	topology	topology	NOUN
ajst-23761	3	10	optimization	optimization	NOUN
ajst-23761	3	11	and	and	CCONJ
ajst-23761	3	12	nsga‐ⅱ	nsga‐ⅱ	ADJ
ajst-23761	3	13	algorithm	algorithm	NOUN
ajst-23761	3	14	chongqing	chongqing	PROPN
ajst-23761	3	15	li	li	PROPN
ajst-23761	3	16	army	army	PROPN
ajst-23761	3	17	academy	academy	PROPN
ajst-23761	3	18	of	of	ADP
ajst-23761	3	19	armored	armored	ADJ
ajst-23761	3	20	forces	force	NOUN
ajst-23761	3	21	,	,	PUNCT
ajst-23761	3	22	changchun	changchun	PROPN
ajst-23761	3	23	,	,	PUNCT
ajst-23761	3	24	china	china	PROPN
ajst-23761	3	25	abstract	abstract	NOUN
ajst-23761	3	26	:	:	PUNCT
ajst-23761	3	27	in	in	ADP
ajst-23761	3	28	order	order	NOUN
ajst-23761	3	29	to	to	PART
ajst-23761	3	30	realize	realize	VERB
ajst-23761	3	31	the	the	DET
ajst-23761	3	32	lightweight	lightweight	ADJ
ajst-23761	3	33	design	design	NOUN
ajst-23761	3	34	of	of	ADP
ajst-23761	3	35	cnc	cnc	ADJ
ajst-23761	3	36	machine	machine	NOUN
ajst-23761	3	37	tool	tool	NOUN
ajst-23761	3	38	and	and	CCONJ
ajst-23761	3	39	optimize	optimize	VERB
ajst-23761	3	40	the	the	DET
ajst-23761	3	41	important	important	ADJ
ajst-23761	3	42	structural	structural	ADJ
ajst-23761	3	43	columns	column	NOUN
ajst-23761	3	44	in	in	ADP
ajst-23761	3	45	gantry	gantry	NOUN
ajst-23761	3	46	structure	structure	NOUN
ajst-23761	3	47	,	,	PUNCT
ajst-23761	3	48	this	this	DET
ajst-23761	3	49	paper	paper	NOUN
ajst-23761	3	50	proposes	propose	VERB
ajst-23761	3	51	a	a	DET
ajst-23761	3	52	combination	combination	NOUN
ajst-23761	3	53	of	of	ADP
ajst-23761	3	54	variable	variable	ADJ
ajst-23761	3	55	density	density	NOUN
ajst-23761	3	56	topology	topology	NOUN
ajst-23761	3	57	optimization	optimization	NOUN
ajst-23761	3	58	and	and	CCONJ
ajst-23761	3	59	multi	multi	ADJ
ajst-23761	3	60	-	-	ADJ
ajst-23761	3	61	objective	objective	ADJ
ajst-23761	3	62	optimization	optimization	NOUN
ajst-23761	3	63	based	base	VERB
ajst-23761	3	64	on	on	ADP
ajst-23761	3	65	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	3	66	algorithm	algorithm	NOUN
ajst-23761	3	67	,	,	PUNCT
ajst-23761	3	68	which	which	PRON
ajst-23761	3	69	realizes	realize	VERB
ajst-23761	3	70	the	the	DET
ajst-23761	3	71	pursuit	pursuit	NOUN
ajst-23761	3	72	of	of	ADP
ajst-23761	3	73	lighter	light	ADJ
ajst-23761	3	74	and	and	CCONJ
ajst-23761	3	75	better	well	ADJ
ajst-23761	3	76	structure	structure	NOUN
ajst-23761	3	77	without	without	ADP
ajst-23761	3	78	changing	change	VERB
ajst-23761	3	79	the	the	DET
ajst-23761	3	80	performance	performance	NOUN
ajst-23761	3	81	of	of	ADP
ajst-23761	3	82	the	the	DET
ajst-23761	3	83	columns	column	NOUN
ajst-23761	3	84	,	,	PUNCT
ajst-23761	3	85	and	and	CCONJ
ajst-23761	3	86	also	also	ADV
ajst-23761	3	87	puts	put	VERB
ajst-23761	3	88	forward	forward	ADP
ajst-23761	3	89	suggestions	suggestion	NOUN
ajst-23761	3	90	and	and	CCONJ
ajst-23761	3	91	improvement	improvement	NOUN
ajst-23761	3	92	directions	direction	NOUN
ajst-23761	3	93	for	for	ADP
ajst-23761	3	94	the	the	DET
ajst-23761	3	95	subsequent	subsequent	ADJ
ajst-23761	3	96	optimization	optimization	NOUN
ajst-23761	3	97	direction	direction	NOUN
ajst-23761	3	98	.	.	PUNCT
ajst-23761	4	1	a	a	DET
ajst-23761	4	2	new	new	ADJ
ajst-23761	4	3	theoretical	theoretical	ADJ
ajst-23761	4	4	basis	basis	NOUN
ajst-23761	4	5	for	for	ADP
ajst-23761	4	6	structural	structural	ADJ
ajst-23761	4	7	optimization	optimization	NOUN
ajst-23761	4	8	is	be	AUX
ajst-23761	4	9	proposed	propose	VERB
ajst-23761	4	10	.	.	PUNCT
ajst-23761	5	1	keywords	keyword	NOUN
ajst-23761	5	2	:	:	PUNCT
ajst-23761	5	3	column	column	NOUN
ajst-23761	5	4	;	;	PUNCT
ajst-23761	5	5	lightweight	lightweight	ADJ
ajst-23761	5	6	;	;	PUNCT
ajst-23761	5	7	topology	topology	NOUN
ajst-23761	5	8	optimization	optimization	NOUN
ajst-23761	5	9	;	;	PUNCT
ajst-23761	5	10	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	5	11	algorithm	algorithm	NOUN
ajst-23761	5	12	.	.	PUNCT
ajst-23761	6	1	1	1	X
ajst-23761	6	2	.	.	X
ajst-23761	6	3	preface	preface	NOUN
ajst-23761	6	4	with	with	ADP
ajst-23761	6	5	the	the	DET
ajst-23761	6	6	concept	concept	NOUN
ajst-23761	6	7	of	of	ADP
ajst-23761	6	8	intelligent	intelligent	ADJ
ajst-23761	6	9	manufacturing	manufacturing	NOUN
ajst-23761	6	10	,	,	PUNCT
ajst-23761	6	11	factories	factory	NOUN
ajst-23761	6	12	began	begin	VERB
ajst-23761	6	13	to	to	PART
ajst-23761	6	14	develop	develop	VERB
ajst-23761	6	15	to	to	ADP
ajst-23761	6	16	unmanned	unmanned	ADJ
ajst-23761	6	17	and	and	CCONJ
ajst-23761	6	18	intelligent	intelligent	ADJ
ajst-23761	6	19	.	.	PUNCT
ajst-23761	7	1	as	as	ADP
ajst-23761	7	2	a	a	DET
ajst-23761	7	3	key	key	ADJ
ajst-23761	7	4	link	link	NOUN
ajst-23761	7	5	in	in	ADP
ajst-23761	7	6	intelligent	intelligent	ADJ
ajst-23761	7	7	and	and	CCONJ
ajst-23761	7	8	unmanned	unmanned	ADJ
ajst-23761	7	9	chemical	chemical	NOUN
ajst-23761	7	10	plants	plant	NOUN
ajst-23761	7	11	,	,	PUNCT
ajst-23761	7	12	cnc	cnc	ADJ
ajst-23761	7	13	machine	machine	NOUN
ajst-23761	7	14	tools	tool	NOUN
ajst-23761	7	15	have	have	AUX
ajst-23761	7	16	gradually	gradually	ADV
ajst-23761	7	17	been	be	AUX
ajst-23761	7	18	put	put	VERB
ajst-23761	7	19	forward	forward	ADV
ajst-23761	7	20	new	new	ADJ
ajst-23761	7	21	requirements	requirement	NOUN
ajst-23761	7	22	.	.	PUNCT
ajst-23761	8	1	cnc	cnc	ADJ
ajst-23761	8	2	machine	machine	NOUN
ajst-23761	8	3	tools	tool	NOUN
ajst-23761	8	4	are	be	AUX
ajst-23761	8	5	no	no	ADV
ajst-23761	8	6	longer	long	ADV
ajst-23761	8	7	confined	confine	VERB
ajst-23761	8	8	to	to	ADP
ajst-23761	8	9	large	large	ADJ
ajst-23761	8	10	factories	factory	NOUN
ajst-23761	8	11	,	,	PUNCT
ajst-23761	8	12	but	but	CCONJ
ajst-23761	8	13	are	be	AUX
ajst-23761	8	14	more	more	ADV
ajst-23761	8	15	used	use	VERB
ajst-23761	8	16	in	in	ADP
ajst-23761	8	17	college	college	NOUN
ajst-23761	8	18	laboratories	laboratory	NOUN
ajst-23761	8	19	,	,	PUNCT
ajst-23761	8	20	process	process	NOUN
ajst-23761	8	21	offices	office	NOUN
ajst-23761	8	22	and	and	CCONJ
ajst-23761	8	23	other	other	ADJ
ajst-23761	8	24	small	small	ADJ
ajst-23761	8	25	places	place	NOUN
ajst-23761	8	26	,	,	PUNCT
ajst-23761	8	27	which	which	PRON
ajst-23761	8	28	requires	require	VERB
ajst-23761	8	29	the	the	DET
ajst-23761	8	30	machine	machine	NOUN
ajst-23761	8	31	tool	tool	NOUN
ajst-23761	8	32	in	in	ADP
ajst-23761	8	33	the	the	DET
ajst-23761	8	34	case	case	NOUN
ajst-23761	8	35	of	of	ADP
ajst-23761	8	36	precision	precision	NOUN
ajst-23761	8	37	does	do	AUX
ajst-23761	8	38	not	not	PART
ajst-23761	8	39	reduce	reduce	VERB
ajst-23761	8	40	,	,	PUNCT
ajst-23761	8	41	reduce	reduce	VERB
ajst-23761	8	42	the	the	DET
ajst-23761	8	43	volume	volume	NOUN
ajst-23761	8	44	and	and	CCONJ
ajst-23761	8	45	weight	weight	NOUN
ajst-23761	8	46	of	of	ADP
ajst-23761	8	47	the	the	DET
ajst-23761	8	48	entire	entire	ADJ
ajst-23761	8	49	machine	machine	NOUN
ajst-23761	8	50	tool	tool	NOUN
ajst-23761	8	51	,	,	PUNCT
ajst-23761	8	52	in	in	ADP
ajst-23761	8	53	order	order	NOUN
ajst-23761	8	54	to	to	ADP
ajst-23761	8	55	more	more	ADV
ajst-23761	8	56	portable	portable	ADJ
ajst-23761	8	57	processing	processing	NOUN
ajst-23761	8	58	in	in	ADP
ajst-23761	8	59	various	various	ADJ
ajst-23761	8	60	places	place	NOUN
ajst-23761	8	61	.	.	PUNCT
ajst-23761	9	1	since	since	SCONJ
ajst-23761	9	2	1948	1948	NUM
ajst-23761	9	3	,	,	PUNCT
ajst-23761	9	4	when	when	SCONJ
ajst-23761	9	5	the	the	DET
ajst-23761	9	6	first	first	ADJ
ajst-23761	9	7	cnc	cnc	PROPN
ajst-23761	9	8	milling	milling	NOUN
ajst-23761	9	9	machine	machine	NOUN
ajst-23761	9	10	was	be	AUX
ajst-23761	9	11	successfully	successfully	ADV
ajst-23761	9	12	developed	develop	VERB
ajst-23761	9	13	,	,	PUNCT
ajst-23761	9	14	the	the	DET
ajst-23761	9	15	machine	machine	NOUN
ajst-23761	9	16	tool	tool	NOUN
ajst-23761	9	17	has	have	AUX
ajst-23761	9	18	opened	open	VERB
ajst-23761	9	19	up	up	ADP
ajst-23761	9	20	new	new	ADJ
ajst-23761	9	21	fields	field	NOUN
ajst-23761	9	22	.	.	PUNCT
ajst-23761	10	1	and	and	CCONJ
ajst-23761	10	2	in	in	ADP
ajst-23761	10	3	1952	1952	NUM
ajst-23761	10	4	,	,	PUNCT
ajst-23761	10	5	the	the	DET
ajst-23761	10	6	concept	concept	NOUN
ajst-23761	10	7	of	of	ADP
ajst-23761	10	8	three	three	NUM
ajst-23761	10	9	-	-	PUNCT
ajst-23761	10	10	axis	axis	NOUN
ajst-23761	10	11	cnc	cnc	ADJ
ajst-23761	10	12	machine	machine	NOUN
ajst-23761	10	13	tools	tool	NOUN
ajst-23761	10	14	officially	officially	ADV
ajst-23761	10	15	landed	land	VERB
ajst-23761	10	16	,	,	PUNCT
ajst-23761	10	17	at	at	ADP
ajst-23761	10	18	this	this	DET
ajst-23761	10	19	time	time	NOUN
ajst-23761	10	20	the	the	DET
ajst-23761	10	21	processing	processing	NOUN
ajst-23761	10	22	accuracy	accuracy	NOUN
ajst-23761	10	23	has	have	AUX
ajst-23761	10	24	reached	reach	VERB
ajst-23761	10	25	the	the	DET
ajst-23761	10	26	precision	precision	NOUN
ajst-23761	10	27	level	level	NOUN
ajst-23761	10	28	,	,	PUNCT
ajst-23761	10	29	and	and	CCONJ
ajst-23761	10	30	the	the	DET
ajst-23761	10	31	control	control	NOUN
ajst-23761	10	32	mode	mode	NOUN
ajst-23761	10	33	has	have	AUX
ajst-23761	10	34	officially	officially	ADV
ajst-23761	10	35	evolved	evolve	VERB
ajst-23761	10	36	from	from	ADP
ajst-23761	10	37	the	the	DET
ajst-23761	10	38	"	"	PUNCT
ajst-23761	10	39	manual	manual	ADJ
ajst-23761	10	40	era	era	NOUN
ajst-23761	10	41	"	"	PUNCT
ajst-23761	10	42	to	to	ADP
ajst-23761	10	43	the	the	DET
ajst-23761	10	44	"	"	PUNCT
ajst-23761	10	45	automatic	automatic	ADJ
ajst-23761	10	46	era	era	NOUN
ajst-23761	10	47	"	"	PUNCT
ajst-23761	10	48	.	.	PUNCT
ajst-23761	11	1	with	with	ADP
ajst-23761	11	2	the	the	DET
ajst-23761	11	3	adjustment	adjustment	NOUN
ajst-23761	11	4	of	of	ADP
ajst-23761	11	5	tools	tool	NOUN
ajst-23761	11	6	,	,	PUNCT
ajst-23761	11	7	structural	structural	ADJ
ajst-23761	11	8	types	type	NOUN
ajst-23761	11	9	and	and	CCONJ
ajst-23761	11	10	dimensions	dimension	NOUN
ajst-23761	11	11	,	,	PUNCT
ajst-23761	11	12	cnc	cnc	ADJ
ajst-23761	11	13	machine	machine	NOUN
ajst-23761	11	14	tools	tool	NOUN
ajst-23761	11	15	gradually	gradually	ADV
ajst-23761	11	16	develop	develop	VERB
ajst-23761	11	17	in	in	ADP
ajst-23761	11	18	the	the	DET
ajst-23761	11	19	direction	direction	NOUN
ajst-23761	11	20	of	of	ADP
ajst-23761	11	21	"	"	PUNCT
ajst-23761	11	22	small	small	ADJ
ajst-23761	11	23	"	"	PUNCT
ajst-23761	11	24	,	,	PUNCT
ajst-23761	11	25	"	"	PUNCT
ajst-23761	11	26	fine	fine	ADJ
ajst-23761	11	27	"	"	PUNCT
ajst-23761	11	28	and	and	CCONJ
ajst-23761	11	29	"	"	PUNCT
ajst-23761	11	30	stable	stable	ADJ
ajst-23761	11	31	"	"	PUNCT
ajst-23761	11	32	,	,	PUNCT
ajst-23761	11	33	but	but	CCONJ
ajst-23761	11	34	subject	subject	ADJ
ajst-23761	11	35	to	to	ADP
ajst-23761	11	36	materials	material	NOUN
ajst-23761	11	37	,	,	PUNCT
ajst-23761	11	38	process	process	NOUN
ajst-23761	11	39	technology	technology	NOUN
ajst-23761	11	40	and	and	CCONJ
ajst-23761	11	41	other	other	ADJ
ajst-23761	11	42	aspects	aspect	NOUN
ajst-23761	11	43	of	of	ADP
ajst-23761	11	44	the	the	DET
ajst-23761	11	45	situation	situation	NOUN
ajst-23761	11	46	,	,	PUNCT
ajst-23761	11	47	the	the	DET
ajst-23761	11	48	size	size	NOUN
ajst-23761	11	49	of	of	ADP
ajst-23761	11	50	the	the	DET
ajst-23761	11	51	machine	machine	NOUN
ajst-23761	11	52	tool	tool	NOUN
ajst-23761	11	53	is	be	AUX
ajst-23761	11	54	also	also	ADV
ajst-23761	11	55	gradually	gradually	ADV
ajst-23761	11	56	stable	stable	ADJ
ajst-23761	11	57	in	in	ADP
ajst-23761	11	58	a	a	DET
ajst-23761	11	59	stable	stable	ADJ
ajst-23761	11	60	range	range	NOUN
ajst-23761	11	61	,	,	PUNCT
ajst-23761	11	62	encountered	encounter	VERB
ajst-23761	11	63	a	a	DET
ajst-23761	11	64	bottleneck	bottleneck	NOUN
ajst-23761	11	65	.	.	PUNCT
ajst-23761	12	1	with	with	ADP
ajst-23761	12	2	the	the	DET
ajst-23761	12	3	proposal	proposal	NOUN
ajst-23761	12	4	of	of	ADP
ajst-23761	12	5	the	the	DET
ajst-23761	12	6	national	national	ADJ
ajst-23761	12	7	policy	policy	NOUN
ajst-23761	12	8	,	,	PUNCT
ajst-23761	12	9	the	the	DET
ajst-23761	12	10	mechanism	mechanism	NOUN
ajst-23761	12	11	of	of	ADP
ajst-23761	12	12	the	the	DET
ajst-23761	12	13	machine	machine	NOUN
ajst-23761	12	14	tool	tool	NOUN
ajst-23761	12	15	has	have	AUX
ajst-23761	12	16	gradually	gradually	ADV
ajst-23761	12	17	developed	develop	VERB
ajst-23761	12	18	to	to	ADP
ajst-23761	12	19	the	the	DET
ajst-23761	12	20	lightweight	lightweight	ADJ
ajst-23761	12	21	design	design	NOUN
ajst-23761	12	22	.	.	PUNCT
ajst-23761	13	1	compared	compare	VERB
ajst-23761	13	2	with	with	ADP
ajst-23761	13	3	the	the	DET
ajst-23761	13	4	cost	cost	NOUN
ajst-23761	13	5	problems	problem	NOUN
ajst-23761	13	6	caused	cause	VERB
ajst-23761	13	7	by	by	ADP
ajst-23761	13	8	the	the	DET
ajst-23761	13	9	lightweight	lightweight	NOUN
ajst-23761	13	10	of	of	ADP
ajst-23761	13	11	materials	material	NOUN
ajst-23761	13	12	,	,	PUNCT
ajst-23761	13	13	the	the	DET
ajst-23761	13	14	lightweight	lightweight	ADJ
ajst-23761	13	15	design	design	NOUN
ajst-23761	13	16	of	of	ADP
ajst-23761	13	17	the	the	DET
ajst-23761	13	18	mechanism	mechanism	NOUN
ajst-23761	13	19	is	be	AUX
ajst-23761	13	20	more	more	ADJ
ajst-23761	13	21	in	in	ADP
ajst-23761	13	22	line	line	NOUN
ajst-23761	13	23	with	with	ADP
ajst-23761	13	24	the	the	DET
ajst-23761	13	25	development	development	NOUN
ajst-23761	13	26	of	of	ADP
ajst-23761	13	27	the	the	DET
ajst-23761	13	28	times	time	NOUN
ajst-23761	13	29	.	.	PUNCT
ajst-23761	14	1	relying	rely	VERB
ajst-23761	14	2	on	on	ADP
ajst-23761	14	3	the	the	DET
ajst-23761	14	4	finite	finite	ADJ
ajst-23761	14	5	element	element	NOUN
ajst-23761	14	6	theory	theory	NOUN
ajst-23761	14	7	and	and	CCONJ
ajst-23761	14	8	using	use	VERB
ajst-23761	14	9	virtual	virtual	ADJ
ajst-23761	14	10	modeling	modeling	NOUN
ajst-23761	14	11	and	and	CCONJ
ajst-23761	14	12	simulation	simulation	NOUN
ajst-23761	14	13	technology	technology	NOUN
ajst-23761	14	14	,	,	PUNCT
ajst-23761	14	15	the	the	DET
ajst-23761	14	16	speed	speed	NOUN
ajst-23761	14	17	of	of	ADP
ajst-23761	14	18	structural	structural	ADJ
ajst-23761	14	19	optimization	optimization	NOUN
ajst-23761	14	20	is	be	AUX
ajst-23761	14	21	accelerated	accelerate	VERB
ajst-23761	14	22	,	,	PUNCT
ajst-23761	14	23	while	while	SCONJ
ajst-23761	14	24	avoiding	avoid	VERB
ajst-23761	14	25	a	a	DET
ajst-23761	14	26	lot	lot	NOUN
ajst-23761	14	27	of	of	ADP
ajst-23761	14	28	trial	trial	NOUN
ajst-23761	14	29	and	and	CCONJ
ajst-23761	14	30	error	error	NOUN
ajst-23761	14	31	time	time	NOUN
ajst-23761	14	32	caused	cause	VERB
ajst-23761	14	33	by	by	ADP
ajst-23761	14	34	unreasonable	unreasonable	ADJ
ajst-23761	14	35	design	design	NOUN
ajst-23761	14	36	and	and	CCONJ
ajst-23761	14	37	structural	structural	ADJ
ajst-23761	14	38	design	design	NOUN
ajst-23761	14	39	direction	direction	NOUN
ajst-23761	14	40	modification	modification	NOUN
ajst-23761	14	41	,	,	PUNCT
ajst-23761	14	42	the	the	DET
ajst-23761	14	43	time	time	NOUN
ajst-23761	14	44	cost	cost	NOUN
ajst-23761	14	45	of	of	ADP
ajst-23761	14	46	optimization	optimization	NOUN
ajst-23761	14	47	is	be	AUX
ajst-23761	14	48	compressed	compress	VERB
ajst-23761	14	49	,	,	PUNCT
ajst-23761	14	50	and	and	CCONJ
ajst-23761	14	51	the	the	DET
ajst-23761	14	52	development	development	NOUN
ajst-23761	14	53	cycle	cycle	NOUN
ajst-23761	14	54	is	be	AUX
ajst-23761	14	55	reduced	reduce	VERB
ajst-23761	14	56	.	.	PUNCT
ajst-23761	15	1	high	high	ADJ
ajst-23761	15	2	precision	precision	NOUN
ajst-23761	15	3	cnc	cnc	NOUN
ajst-23761	15	4	mechanism	mechanism	NOUN
ajst-23761	15	5	is	be	AUX
ajst-23761	15	6	mainly	mainly	ADV
ajst-23761	15	7	based	base	VERB
ajst-23761	15	8	on	on	ADP
ajst-23761	15	9	gantry	gantry	NOUN
ajst-23761	15	10	structure	structure	NOUN
ajst-23761	15	11	,	,	PUNCT
ajst-23761	15	12	general	general	ADJ
ajst-23761	15	13	beam	beam	NOUN
ajst-23761	15	14	and	and	CCONJ
ajst-23761	15	15	column	column	NOUN
ajst-23761	15	16	are	be	AUX
ajst-23761	15	17	the	the	DET
ajst-23761	15	18	main	main	ADJ
ajst-23761	15	19	optimization	optimization	NOUN
ajst-23761	15	20	objects	object	NOUN
ajst-23761	15	21	,	,	PUNCT
ajst-23761	15	22	this	this	DET
ajst-23761	15	23	paper	paper	NOUN
ajst-23761	15	24	will	will	AUX
ajst-23761	15	25	choose	choose	VERB
ajst-23761	15	26	the	the	DET
ajst-23761	15	27	column	column	NOUN
ajst-23761	15	28	as	as	ADP
ajst-23761	15	29	the	the	DET
ajst-23761	15	30	research	research	NOUN
ajst-23761	15	31	object	object	NOUN
ajst-23761	15	32	for	for	ADP
ajst-23761	15	33	structural	structural	ADJ
ajst-23761	15	34	optimization	optimization	NOUN
ajst-23761	15	35	.	.	PUNCT
ajst-23761	16	1	2	2	X
ajst-23761	16	2	.	.	X
ajst-23761	16	3	structure	structure	NOUN
ajst-23761	16	4	optimization	optimization	NOUN
ajst-23761	16	5	theory	theory	NOUN
ajst-23761	16	6	2.1	2.1	NUM
ajst-23761	16	7	.	.	PUNCT
ajst-23761	17	1	principle	principle	NOUN
ajst-23761	17	2	of	of	ADP
ajst-23761	17	3	optimal	optimal	ADJ
ajst-23761	17	4	design	design	NOUN
ajst-23761	17	5	usually	usually	ADV
ajst-23761	17	6	structural	structural	ADJ
ajst-23761	17	7	optimization	optimization	NOUN
ajst-23761	17	8	,	,	PUNCT
ajst-23761	17	9	in	in	ADP
ajst-23761	17	10	fact	fact	NOUN
ajst-23761	17	11	,	,	PUNCT
ajst-23761	17	12	is	be	AUX
ajst-23761	17	13	to	to	PART
ajst-23761	17	14	establish	establish	VERB
ajst-23761	17	15	a	a	DET
ajst-23761	17	16	mathematical	mathematical	ADJ
ajst-23761	17	17	model	model	NOUN
ajst-23761	17	18	,	,	PUNCT
ajst-23761	17	19	by	by	ADP
ajst-23761	17	20	adjusting	adjust	VERB
ajst-23761	17	21	the	the	DET
ajst-23761	17	22	aspects	aspect	NOUN
ajst-23761	17	23	that	that	PRON
ajst-23761	17	24	can	can	AUX
ajst-23761	17	25	be	be	AUX
ajst-23761	17	26	directly	directly	ADV
ajst-23761	17	27	changed	change	VERB
ajst-23761	17	28	in	in	ADP
ajst-23761	17	29	the	the	DET
ajst-23761	17	30	structure	structure	NOUN
ajst-23761	17	31	(	(	PUNCT
ajst-23761	17	32	)	)	PUNCT
ajst-23761	17	33	,	,	PUNCT
ajst-23761	17	34	such	such	ADJ
ajst-23761	17	35	as	as	ADP
ajst-23761	17	36	shape	shape	NOUN
ajst-23761	17	37	and	and	CCONJ
ajst-23761	17	38	internal	internal	ADJ
ajst-23761	17	39	size	size	NOUN
ajst-23761	17	40	,	,	PUNCT
ajst-23761	17	41	which	which	PRON
ajst-23761	17	42	is	be	AUX
ajst-23761	17	43	called	call	VERB
ajst-23761	17	44	independent	independent	ADJ
ajst-23761	17	45	variables	variable	NOUN
ajst-23761	17	46	,	,	PUNCT
ajst-23761	17	47	in	in	ADP
ajst-23761	17	48	the	the	DET
ajst-23761	17	49	requirements	requirement	NOUN
ajst-23761	17	50	of	of	ADP
ajst-23761	17	51	these	these	DET
ajst-23761	17	52	independent	independent	ADJ
ajst-23761	17	53	variables	variable	NOUN
ajst-23761	17	54	or	or	CCONJ
ajst-23761	17	55	the	the	DET
ajst-23761	17	56	performance	performance	NOUN
ajst-23761	17	57	parameters	parameter	NOUN
ajst-23761	17	58	of	of	ADP
ajst-23761	17	59	the	the	DET
ajst-23761	17	60	structure	structure	NOUN
ajst-23761	17	61	to	to	PART
ajst-23761	17	62	be	be	AUX
ajst-23761	17	63	limited	limit	VERB
ajst-23761	17	64	,	,	PUNCT
ajst-23761	17	65	such	such	ADJ
ajst-23761	17	66	as	as	ADP
ajst-23761	17	67	strength	strength	NOUN
ajst-23761	17	68	,	,	PUNCT
ajst-23761	17	69	hardness	hardness	NOUN
ajst-23761	17	70	,	,	PUNCT
ajst-23761	17	71	quality	quality	NOUN
ajst-23761	17	72	,	,	PUNCT
ajst-23761	17	73	volume	volume	NOUN
ajst-23761	17	74	,	,	PUNCT
ajst-23761	17	75	etc	etc	X
ajst-23761	17	76	.	.	X
ajst-23761	17	77	,	,	PUNCT
ajst-23761	17	78	this	this	PRON
ajst-23761	17	79	is	be	AUX
ajst-23761	17	80	called	call	VERB
ajst-23761	17	81	constraints	constraint	NOUN
ajst-23761	17	82	(	(	PUNCT
ajst-23761	17	83	,	,	PUNCT
ajst-23761	17	84	)	)	PUNCT
ajst-23761	17	85	,	,	PUNCT
ajst-23761	17	86	continuous	continuous	ADJ
ajst-23761	17	87	adjustment	adjustment	NOUN
ajst-23761	17	88	,	,	PUNCT
ajst-23761	17	89	the	the	DET
ajst-23761	17	90	optimization	optimization	NOUN
ajst-23761	17	91	finally	finally	ADV
ajst-23761	17	92	achieves	achieve	VERB
ajst-23761	17	93	the	the	DET
ajst-23761	17	94	desired	desire	VERB
ajst-23761	17	95	goal	goal	NOUN
ajst-23761	17	96	,	,	PUNCT
ajst-23761	17	97	that	that	ADV
ajst-23761	17	98	is	is	ADV
ajst-23761	17	99	,	,	PUNCT
ajst-23761	17	100	the	the	DET
ajst-23761	17	101	functional	functional	ADJ
ajst-23761	17	102	goal	goal	NOUN
ajst-23761	17	103	.	.	PUNCT
ajst-23761	17	104	/	/	PUNCT
ajst-23761	18	1	、	、	NOUN
ajst-23761	18	2	、	、	NOUN
ajst-23761	18	3	⋯	⋯	VERB
ajst-23761	18	4	(	(	PUNCT
ajst-23761	18	5	1	1	NUM
ajst-23761	18	6	)	)	PUNCT
ajst-23761	18	7	if	if	SCONJ
ajst-23761	18	8	only	only	ADV
ajst-23761	18	9	one	one	NUM
ajst-23761	18	10	performance	performance	NOUN
ajst-23761	18	11	index	index	NOUN
ajst-23761	18	12	of	of	ADP
ajst-23761	18	13	the	the	DET
ajst-23761	18	14	column	column	NOUN
ajst-23761	18	15	is	be	AUX
ajst-23761	18	16	used	use	VERB
ajst-23761	18	17	as	as	ADP
ajst-23761	18	18	the	the	DET
ajst-23761	18	19	optimization	optimization	NOUN
ajst-23761	18	20	target	target	NOUN
ajst-23761	18	21	(	(	PUNCT
ajst-23761	18	22	such	such	ADJ
ajst-23761	18	23	as	as	ADP
ajst-23761	18	24	total	total	ADJ
ajst-23761	18	25	deformation	deformation	NOUN
ajst-23761	18	26	,	,	PUNCT
ajst-23761	18	27	first	first	ADJ
ajst-23761	18	28	-	-	PUNCT
ajst-23761	18	29	order	order	NOUN
ajst-23761	18	30	natural	natural	ADJ
ajst-23761	18	31	frequency	frequency	NOUN
ajst-23761	18	32	or	or	CCONJ
ajst-23761	18	33	quality	quality	NOUN
ajst-23761	18	34	)	)	PUNCT
ajst-23761	18	35	,	,	PUNCT
ajst-23761	18	36	there	there	PRON
ajst-23761	18	37	is	be	VERB
ajst-23761	18	38	a	a	DET
ajst-23761	18	39	problem	problem	NOUN
ajst-23761	18	40	that	that	SCONJ
ajst-23761	18	41	the	the	DET
ajst-23761	18	42	current	current	ADJ
ajst-23761	18	43	optimization	optimization	NOUN
ajst-23761	18	44	target	target	NOUN
ajst-23761	18	45	is	be	AUX
ajst-23761	18	46	optimized	optimize	VERB
ajst-23761	18	47	while	while	SCONJ
ajst-23761	18	48	other	other	ADJ
ajst-23761	18	49	performance	performance	NOUN
ajst-23761	18	50	is	be	AUX
ajst-23761	18	51	decreased	decrease	VERB
ajst-23761	18	52	.	.	PUNCT
ajst-23761	19	1	if	if	SCONJ
ajst-23761	19	2	multiple	multiple	ADJ
ajst-23761	19	3	objectives	objective	NOUN
ajst-23761	19	4	are	be	AUX
ajst-23761	19	5	optimized	optimize	VERB
ajst-23761	19	6	separately	separately	ADV
ajst-23761	19	7	,	,	PUNCT
ajst-23761	19	8	the	the	DET
ajst-23761	19	9	optimization	optimization	NOUN
ajst-23761	19	10	objectives	objective	NOUN
ajst-23761	19	11	interfere	interfere	VERB
ajst-23761	19	12	with	with	ADP
ajst-23761	19	13	each	each	DET
ajst-23761	19	14	other	other	ADJ
ajst-23761	19	15	,	,	PUNCT
ajst-23761	19	16	and	and	CCONJ
ajst-23761	19	17	the	the	DET
ajst-23761	19	18	optimal	optimal	ADJ
ajst-23761	19	19	solution	solution	NOUN
ajst-23761	19	20	can	can	AUX
ajst-23761	19	21	not	not	PART
ajst-23761	19	22	be	be	AUX
ajst-23761	19	23	reached	reach	VERB
ajst-23761	19	24	.	.	PUNCT
ajst-23761	20	1	in	in	ADP
ajst-23761	20	2	order	order	NOUN
ajst-23761	20	3	to	to	PART
ajst-23761	20	4	improve	improve	VERB
ajst-23761	20	5	the	the	DET
ajst-23761	20	6	static	static	ADJ
ajst-23761	20	7	performance	performance	NOUN
ajst-23761	20	8	of	of	ADP
ajst-23761	20	9	the	the	DET
ajst-23761	20	10	optimized	optimize	VERB
ajst-23761	20	11	structure	structure	NOUN
ajst-23761	20	12	while	while	SCONJ
ajst-23761	20	13	making	make	VERB
ajst-23761	20	14	it	it	PRON
ajst-23761	20	15	lightweight	lightweight	ADJ
ajst-23761	20	16	,	,	PUNCT
ajst-23761	20	17	topological	topological	ADJ
ajst-23761	20	18	optimization	optimization	NOUN
ajst-23761	20	19	method	method	NOUN
ajst-23761	20	20	and	and	CCONJ
ajst-23761	20	21	multi	multi	ADJ
ajst-23761	20	22	-	-	ADJ
ajst-23761	20	23	objective	objective	ADJ
ajst-23761	20	24	method	method	NOUN
ajst-23761	20	25	will	will	AUX
ajst-23761	20	26	be	be	AUX
ajst-23761	20	27	used	use	VERB
ajst-23761	20	28	to	to	PART
ajst-23761	20	29	optimize	optimize	VERB
ajst-23761	20	30	the	the	DET
ajst-23761	20	31	design	design	NOUN
ajst-23761	20	32	.	.	PUNCT
ajst-23761	21	1	2.2	2.2	NUM
ajst-23761	21	2	.	.	PUNCT
ajst-23761	21	3	topology	topology	NOUN
ajst-23761	21	4	optimization	optimization	NOUN
ajst-23761	21	5	theory	theory	NOUN
ajst-23761	21	6	topology	topology	NOUN
ajst-23761	21	7	optimization	optimization	NOUN
ajst-23761	21	8	is	be	AUX
ajst-23761	21	9	a	a	DET
ajst-23761	21	10	kind	kind	NOUN
ajst-23761	21	11	of	of	ADP
ajst-23761	21	12	internal	internal	ADJ
ajst-23761	21	13	analysis	analysis	NOUN
ajst-23761	21	14	of	of	ADP
ajst-23761	21	15	the	the	DET
ajst-23761	21	16	whole	whole	ADJ
ajst-23761	21	17	component	component	NOUN
ajst-23761	21	18	with	with	ADP
ajst-23761	21	19	the	the	DET
ajst-23761	21	20	static	static	ADJ
ajst-23761	21	21	and	and	CCONJ
ajst-23761	21	22	dynamic	dynamic	ADJ
ajst-23761	21	23	characteristics	characteristic	NOUN
ajst-23761	21	24	of	of	ADP
ajst-23761	21	25	the	the	DET
ajst-23761	21	26	studied	study	VERB
ajst-23761	21	27	component	component	NOUN
ajst-23761	21	28	as	as	ADP
ajst-23761	21	29	the	the	DET
ajst-23761	21	30	constraint	constraint	NOUN
ajst-23761	21	31	condition	condition	NOUN
ajst-23761	21	32	to	to	PART
ajst-23761	21	33	find	find	VERB
ajst-23761	21	34	a	a	DET
ajst-23761	21	35	better	well	ADJ
ajst-23761	21	36	optimization	optimization	NOUN
ajst-23761	21	37	method	method	NOUN
ajst-23761	21	38	of	of	ADP
ajst-23761	21	39	material	material	ADJ
ajst-23761	21	40	distribution	distribution	NOUN
ajst-23761	21	41	.	.	PUNCT
ajst-23761	22	1	the	the	DET
ajst-23761	22	2	usual	usual	ADJ
ajst-23761	22	3	optimization	optimization	NOUN
ajst-23761	22	4	methods	method	NOUN
ajst-23761	22	5	are	be	AUX
ajst-23761	22	6	icm	icm	NOUN
ajst-23761	22	7	method	method	NOUN
ajst-23761	22	8	,	,	PUNCT
ajst-23761	22	9	variable	variable	ADJ
ajst-23761	22	10	density	density	NOUN
ajst-23761	22	11	method	method	NOUN
ajst-23761	22	12	and	and	CCONJ
ajst-23761	22	13	homogenization	homogenization	NOUN
ajst-23761	22	14	method	method	NOUN
ajst-23761	22	15	.	.	PUNCT
ajst-23761	23	1	since	since	SCONJ
ajst-23761	23	2	the	the	DET
ajst-23761	23	3	research	research	NOUN
ajst-23761	23	4	object	object	NOUN
ajst-23761	23	5	of	of	ADP
ajst-23761	23	6	this	this	DET
ajst-23761	23	7	paper	paper	NOUN
ajst-23761	23	8	is	be	AUX
ajst-23761	23	9	the	the	DET
ajst-23761	23	10	column	column	NOUN
ajst-23761	23	11	,	,	PUNCT
ajst-23761	23	12	the	the	DET
ajst-23761	23	13	column	column	NOUN
ajst-23761	23	14	is	be	AUX
ajst-23761	23	15	usually	usually	ADV
ajst-23761	23	16	based	base	VERB
ajst-23761	23	17	on	on	ADP
ajst-23761	23	18	cuboid	cuboid	NOUN
ajst-23761	23	19	shape	shape	NOUN
ajst-23761	23	20	,	,	PUNCT
ajst-23761	23	21	so	so	CCONJ
ajst-23761	23	22	the	the	DET
ajst-23761	23	23	variable	variable	ADJ
ajst-23761	23	24	density	density	NOUN
ajst-23761	23	25	method	method	NOUN
ajst-23761	23	26	will	will	AUX
ajst-23761	23	27	be	be	AUX
ajst-23761	23	28	used	use	VERB
ajst-23761	23	29	for	for	ADP
ajst-23761	23	30	research	research	NOUN
ajst-23761	23	31	,	,	PUNCT
ajst-23761	23	32	that	that	ADV
ajst-23761	23	33	is	is	ADV
ajst-23761	23	34	,	,	PUNCT
ajst-23761	23	35	the	the	DET
ajst-23761	23	36	structure	structure	NOUN
ajst-23761	23	37	is	be	AUX
ajst-23761	23	38	first	first	ADV
ajst-23761	23	39	dispersed	disperse	VERB
ajst-23761	23	40	into	into	ADP
ajst-23761	23	41	a	a	DET
ajst-23761	23	42	finite	finite	ADJ
ajst-23761	23	43	number	number	NOUN
ajst-23761	23	44	of	of	ADP
ajst-23761	23	45	small	small	ADJ
ajst-23761	23	46	units	unit	NOUN
ajst-23761	23	47	,	,	PUNCT
ajst-23761	23	48	and	and	CCONJ
ajst-23761	23	49	the	the	DET
ajst-23761	23	50	difference	difference	NOUN
ajst-23761	23	51	between	between	ADP
ajst-23761	23	52	the	the	DET
ajst-23761	23	53	density	density	NOUN
ajst-23761	23	54	and	and	CCONJ
ajst-23761	23	55	elastic	elastic	ADJ
ajst-23761	23	56	modulus	modulus	NOUN
ajst-23761	23	57	between	between	ADP
ajst-23761	23	58	262	262	NUM
ajst-23761	23	59	the	the	DET
ajst-23761	23	60	units	unit	NOUN
ajst-23761	23	61	is	be	AUX
ajst-23761	23	62	used	use	VERB
ajst-23761	23	63	as	as	ADP
ajst-23761	23	64	the	the	DET
ajst-23761	23	65	design	design	NOUN
ajst-23761	23	66	variable	variable	NOUN
ajst-23761	23	67	to	to	PART
ajst-23761	23	68	seek	seek	VERB
ajst-23761	23	69	the	the	DET
ajst-23761	23	70	optimal	optimal	ADJ
ajst-23761	23	71	solution	solution	NOUN
ajst-23761	23	72	.	.	PUNCT
ajst-23761	24	1	(	(	PUNCT
ajst-23761	24	2	2	2	X
ajst-23761	24	3	)	)	PUNCT
ajst-23761	24	4	e	e	NOUN
ajst-23761	24	5	-the	-the	DET
ajst-23761	24	6	elastic	elastic	ADJ
ajst-23761	24	7	modulus	modulus	NOUN
ajst-23761	24	8	of	of	ADP
ajst-23761	24	9	unit	unit	NOUN
ajst-23761	24	10	i	i	PRON
ajst-23761	24	11	;	;	PUNCT
ajst-23761	24	12	e	e	X
ajst-23761	24	13	-elastic	-elastic	ADJ
ajst-23761	24	14	modulus	modulus	NOUN
ajst-23761	24	15	of	of	ADP
ajst-23761	24	16	unit	unit	NOUN
ajst-23761	24	17	materialization	materialization	NOUN
ajst-23761	24	18	;	;	PUNCT
ajst-23761	24	19	p	p	NOUN
ajst-23761	24	20	-penalty	-penalty	NOUN
ajst-23761	24	21	factor	factor	NOUN
ajst-23761	24	22	;	;	PUNCT
ajst-23761	24	23	x	x	SYM
ajst-23761	24	24	-relative	-relative	ADJ
ajst-23761	24	25	density	density	NOUN
ajst-23761	24	26	.	.	PUNCT
ajst-23761	25	1	when	when	SCONJ
ajst-23761	25	2	the	the	DET
ajst-23761	25	3	formula	formula	NOUN
ajst-23761	25	4	(	(	PUNCT
ajst-23761	25	5	2	2	X
ajst-23761	25	6	)	)	PUNCT
ajst-23761	25	7	is	be	AUX
ajst-23761	25	8	used	use	VERB
ajst-23761	25	9	,	,	PUNCT
ajst-23761	25	10	when	when	SCONJ
ajst-23761	25	11	the	the	DET
ajst-23761	25	12	relative	relative	ADJ
ajst-23761	25	13	density	density	NOUN
ajst-23761	25	14	is	be	AUX
ajst-23761	25	15	equal	equal	ADJ
ajst-23761	25	16	to	to	ADP
ajst-23761	25	17	1	1	NUM
ajst-23761	25	18	,	,	PUNCT
ajst-23761	25	19	it	it	PRON
ajst-23761	25	20	means	mean	VERB
ajst-23761	25	21	that	that	SCONJ
ajst-23761	25	22	it	it	PRON
ajst-23761	25	23	needs	need	VERB
ajst-23761	25	24	to	to	PART
ajst-23761	25	25	be	be	AUX
ajst-23761	25	26	an	an	DET
ajst-23761	25	27	entity	entity	NOUN
ajst-23761	25	28	and	and	CCONJ
ajst-23761	25	29	bear	bear	VERB
ajst-23761	25	30	the	the	DET
ajst-23761	25	31	load	load	NOUN
ajst-23761	25	32	;	;	PUNCT
ajst-23761	25	33	on	on	ADP
ajst-23761	25	34	the	the	DET
ajst-23761	25	35	contrary	contrary	NOUN
ajst-23761	25	36	,	,	PUNCT
ajst-23761	25	37	the	the	DET
ajst-23761	25	38	relative	relative	ADJ
ajst-23761	25	39	density	density	NOUN
ajst-23761	25	40	is	be	AUX
ajst-23761	25	41	0	0	NUM
ajst-23761	25	42	,	,	PUNCT
ajst-23761	25	43	it	it	PRON
ajst-23761	25	44	means	mean	VERB
ajst-23761	25	45	that	that	SCONJ
ajst-23761	25	46	no	no	DET
ajst-23761	25	47	entity	entity	NOUN
ajst-23761	25	48	is	be	AUX
ajst-23761	25	49	needed	need	VERB
ajst-23761	25	50	.	.	PUNCT
ajst-23761	26	1	by	by	ADP
ajst-23761	26	2	controlling	control	VERB
ajst-23761	26	3	the	the	DET
ajst-23761	26	4	penalty	penalty	NOUN
ajst-23761	26	5	factor	factor	NOUN
ajst-23761	26	6	,	,	PUNCT
ajst-23761	26	7	the	the	DET
ajst-23761	26	8	parts	part	NOUN
ajst-23761	26	9	with	with	ADP
ajst-23761	26	10	relative	relative	ADJ
ajst-23761	26	11	density	density	NOUN
ajst-23761	26	12	between	between	ADP
ajst-23761	26	13	0	0	NUM
ajst-23761	26	14	and	and	CCONJ
ajst-23761	26	15	1	1	NUM
ajst-23761	26	16	are	be	AUX
ajst-23761	26	17	rationally	rationally	ADV
ajst-23761	26	18	allocated	allocate	VERB
ajst-23761	26	19	to	to	PART
ajst-23761	26	20	optimize	optimize	VERB
ajst-23761	26	21	the	the	DET
ajst-23761	26	22	material	material	NOUN
ajst-23761	26	23	distribution	distribution	NOUN
ajst-23761	26	24	.	.	PUNCT
ajst-23761	27	1	2.3	2.3	NUM
ajst-23761	27	2	.	.	PUNCT
ajst-23761	28	1	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	28	2	algorithm	algorithm	PROPN
ajst-23761	28	3	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	28	4	algorithm	algorithm	NOUN
ajst-23761	28	5	compares	compare	VERB
ajst-23761	28	6	the	the	DET
ajst-23761	28	7	advantages	advantage	NOUN
ajst-23761	28	8	and	and	CCONJ
ajst-23761	28	9	disadvantages	disadvantage	NOUN
ajst-23761	28	10	of	of	ADP
ajst-23761	28	11	the	the	DET
ajst-23761	28	12	target	target	NOUN
ajst-23761	28	13	solutions	solution	NOUN
ajst-23761	28	14	in	in	ADP
ajst-23761	28	15	the	the	DET
ajst-23761	28	16	algorithm	algorithm	NOUN
ajst-23761	28	17	optimization	optimization	NOUN
ajst-23761	28	18	process	process	NOUN
ajst-23761	28	19	based	base	VERB
ajst-23761	28	20	on	on	ADP
ajst-23761	28	21	the	the	DET
ajst-23761	28	22	non	non	ADJ
ajst-23761	28	23	-	-	ADJ
ajst-23761	28	24	dominant	dominant	ADJ
ajst-23761	28	25	sorting	sorting	NOUN
ajst-23761	28	26	criterion	criterion	NOUN
ajst-23761	28	27	and	and	CCONJ
ajst-23761	28	28	the	the	DET
ajst-23761	28	29	congestion	congestion	NOUN
ajst-23761	28	30	comparison	comparison	NOUN
ajst-23761	28	31	criterion	criterion	NOUN
ajst-23761	28	32	,	,	PUNCT
ajst-23761	28	33	and	and	CCONJ
ajst-23761	28	34	selects	select	VERB
ajst-23761	28	35	the	the	DET
ajst-23761	28	36	high	high	ADJ
ajst-23761	28	37	-	-	PUNCT
ajst-23761	28	38	quality	quality	NOUN
ajst-23761	28	39	solutions	solution	NOUN
ajst-23761	28	40	in	in	ADP
ajst-23761	28	41	the	the	DET
ajst-23761	28	42	solution	solution	NOUN
ajst-23761	28	43	by	by	ADP
ajst-23761	28	44	the	the	DET
ajst-23761	28	45	elite	elite	ADJ
ajst-23761	28	46	optimization	optimization	NOUN
ajst-23761	28	47	method	method	NOUN
ajst-23761	28	48	[	[	X
ajst-23761	28	49	1	1	NUM
ajst-23761	28	50	]	]	PUNCT
ajst-23761	28	51	,	,	PUNCT
ajst-23761	28	52	which	which	PRON
ajst-23761	28	53	solves	solve	VERB
ajst-23761	28	54	the	the	DET
ajst-23761	28	55	problem	problem	NOUN
ajst-23761	28	56	of	of	ADP
ajst-23761	28	57	low	low	ADJ
ajst-23761	28	58	quality	quality	NOUN
ajst-23761	28	59	in	in	ADP
ajst-23761	28	60	the	the	DET
ajst-23761	28	61	algorithm	algorithm	NOUN
ajst-23761	28	62	optimization	optimization	NOUN
ajst-23761	28	63	process	process	NOUN
ajst-23761	28	64	,	,	PUNCT
ajst-23761	28	65	and	and	CCONJ
ajst-23761	28	66	thus	thus	ADV
ajst-23761	28	67	greatly	greatly	ADV
ajst-23761	28	68	improves	improve	VERB
ajst-23761	28	69	the	the	DET
ajst-23761	28	70	overall	overall	ADJ
ajst-23761	28	71	performance	performance	NOUN
ajst-23761	28	72	of	of	ADP
ajst-23761	28	73	the	the	DET
ajst-23761	28	74	algorithm	algorithm	NOUN
ajst-23761	28	75	.	.	PUNCT
ajst-23761	29	1	moreover	moreover	ADV
ajst-23761	29	2	,	,	PUNCT
ajst-23761	29	3	pareto	pareto	ADJ
ajst-23761	29	4	frontier	frontier	NOUN
ajst-23761	29	5	solution	solution	NOUN
ajst-23761	29	6	has	have	VERB
ajst-23761	29	7	better	well	ADJ
ajst-23761	29	8	uniformity	uniformity	NOUN
ajst-23761	29	9	and	and	CCONJ
ajst-23761	29	10	distribution	distribution	NOUN
ajst-23761	29	11	,	,	PUNCT
ajst-23761	29	12	and	and	CCONJ
ajst-23761	29	13	is	be	AUX
ajst-23761	29	14	easy	easy	ADJ
ajst-23761	29	15	to	to	PART
ajst-23761	29	16	select	select	VERB
ajst-23761	29	17	.	.	PUNCT
ajst-23761	30	1	specific	specific	ADJ
ajst-23761	30	2	calculation	calculation	NOUN
ajst-23761	30	3	steps	step	NOUN
ajst-23761	30	4	of	of	ADP
ajst-23761	30	5	nsga-ⅱ	nsga-ⅱ	ADJ
ajst-23761	30	6	algorithm	algorithm	NOUN
ajst-23761	30	7	[	[	X
ajst-23761	30	8	2	2	NUM
ajst-23761	30	9	]	]	SYM
ajst-23761	30	10	:	:	PUNCT
ajst-23761	30	11	1	1	X
ajst-23761	30	12	)	)	PUNCT
ajst-23761	30	13	determine	determine	VERB
ajst-23761	30	14	that	that	SCONJ
ajst-23761	30	15	the	the	DET
ajst-23761	30	16	initial	initial	ADJ
ajst-23761	30	17	population	population	NOUN
ajst-23761	30	18	number	number	NOUN
ajst-23761	30	19	is	be	AUX
ajst-23761	30	20	m	m	PROPN
ajst-23761	30	21	,	,	PUNCT
ajst-23761	30	22	the	the	DET
ajst-23761	30	23	mutation	mutation	NOUN
ajst-23761	30	24	rate	rate	NOUN
ajst-23761	30	25	is	be	AUX
ajst-23761	30	26	b	b	NOUN
ajst-23761	30	27	,	,	PUNCT
ajst-23761	30	28	the	the	DET
ajst-23761	30	29	crossover	crossover	NOUN
ajst-23761	30	30	rate	rate	NOUN
ajst-23761	30	31	is	be	AUX
ajst-23761	30	32	j	j	NOUN
ajst-23761	30	33	,	,	PUNCT
ajst-23761	30	34	and	and	CCONJ
ajst-23761	30	35	the	the	DET
ajst-23761	30	36	evolutionary	evolutionary	ADJ
ajst-23761	30	37	algebra	algebra	NOUN
ajst-23761	30	38	is	be	AUX
ajst-23761	30	39	n	n	ADJ
ajst-23761	30	40	;	;	PUNCT
ajst-23761	30	41	2	2	X
ajst-23761	30	42	)	)	PUNCT
ajst-23761	30	43	the	the	DET
ajst-23761	30	44	initial	initial	ADJ
ajst-23761	30	45	population	population	NOUN
ajst-23761	30	46	of	of	ADP
ajst-23761	30	47	m	m	PROPN
ajst-23761	30	48	was	be	AUX
ajst-23761	30	49	randomly	randomly	ADV
ajst-23761	30	50	selected	select	VERB
ajst-23761	30	51	;	;	PUNCT
ajst-23761	30	52	3	3	X
ajst-23761	30	53	)	)	PUNCT
ajst-23761	30	54	the	the	DET
ajst-23761	30	55	current	current	ADJ
ajst-23761	30	56	population	population	NOUN
ajst-23761	30	57	was	be	AUX
ajst-23761	30	58	stratified	stratify	VERB
ajst-23761	30	59	by	by	ADP
ajst-23761	30	60	the	the	DET
ajst-23761	30	61	fast	fast	ADJ
ajst-23761	30	62	nondominant	nondominant	ADJ
ajst-23761	30	63	intensity	intensity	NOUN
ajst-23761	30	64	ranking	ranking	NOUN
ajst-23761	30	65	method	method	NOUN
ajst-23761	30	66	,	,	PUNCT
ajst-23761	30	67	and	and	CCONJ
ajst-23761	30	68	the	the	DET
ajst-23761	30	69	current	current	ADJ
ajst-23761	30	70	generation	generation	NOUN
ajst-23761	30	71	was	be	AUX
ajst-23761	30	72	selected	select	VERB
ajst-23761	30	73	,	,	PUNCT
ajst-23761	30	74	crossed	cross	VERB
ajst-23761	30	75	and	and	CCONJ
ajst-23761	30	76	mutated	mutate	VERB
ajst-23761	30	77	,	,	PUNCT
ajst-23761	30	78	and	and	CCONJ
ajst-23761	30	79	m	m	AUX
ajst-23761	30	80	new	new	ADJ
ajst-23761	30	81	individuals	individual	NOUN
ajst-23761	30	82	were	be	AUX
ajst-23761	30	83	selected	select	VERB
ajst-23761	30	84	to	to	PART
ajst-23761	30	85	form	form	VERB
ajst-23761	30	86	a	a	DET
ajst-23761	30	87	new	new	ADJ
ajst-23761	30	88	subgroup	subgroup	NOUN
ajst-23761	30	89	.	.	PUNCT
ajst-23761	31	1	the	the	DET
ajst-23761	31	2	parent	parent	NOUN
ajst-23761	31	3	's	's	PART
ajst-23761	31	4	elite	elite	ADJ
ajst-23761	31	5	subgroup	subgroup	NOUN
ajst-23761	31	6	and	and	CCONJ
ajst-23761	31	7	the	the	DET
ajst-23761	31	8	new	new	ADJ
ajst-23761	31	9	subgroup	subgroup	NOUN
ajst-23761	31	10	were	be	AUX
ajst-23761	31	11	fused	fuse	VERB
ajst-23761	31	12	to	to	PART
ajst-23761	31	13	produce	produce	VERB
ajst-23761	31	14	a	a	DET
ajst-23761	31	15	new	new	ADJ
ajst-23761	31	16	population	population	NOUN
ajst-23761	31	17	of	of	ADP
ajst-23761	31	18	2	2	NUM
ajst-23761	31	19	m	m	NOUN
ajst-23761	31	20	;	;	PUNCT
ajst-23761	31	21	4	4	X
ajst-23761	31	22	)	)	PUNCT
ajst-23761	31	23	the	the	DET
ajst-23761	31	24	new	new	ADJ
ajst-23761	31	25	population	population	NOUN
ajst-23761	31	26	needs	need	VERB
ajst-23761	31	27	to	to	PART
ajst-23761	31	28	be	be	AUX
ajst-23761	31	29	treated	treat	VERB
ajst-23761	31	30	by	by	ADP
ajst-23761	31	31	elite	elite	NOUN
ajst-23761	31	32	,	,	PUNCT
ajst-23761	31	33	the	the	DET
ajst-23761	31	34	parent	parent	NOUN
ajst-23761	31	35	population	population	NOUN
ajst-23761	31	36	needs	need	VERB
ajst-23761	31	37	to	to	PART
ajst-23761	31	38	be	be	AUX
ajst-23761	31	39	sorted	sort	VERB
ajst-23761	31	40	by	by	ADP
ajst-23761	31	41	fast	fast	ADJ
ajst-23761	31	42	non	non	ADJ
ajst-23761	31	43	-	-	NOUN
ajst-23761	31	44	dominance	dominance	NOUN
ajst-23761	31	45	,	,	PUNCT
ajst-23761	31	46	and	and	CCONJ
ajst-23761	31	47	the	the	DET
ajst-23761	31	48	new	new	ADJ
ajst-23761	31	49	parent	parent	NOUN
ajst-23761	31	50	population	population	NOUN
ajst-23761	31	51	is	be	AUX
ajst-23761	31	52	determined	determine	VERB
ajst-23761	31	53	by	by	ADP
ajst-23761	31	54	calculating	calculate	VERB
ajst-23761	31	55	and	and	CCONJ
ajst-23761	31	56	arranging	arrange	VERB
ajst-23761	31	57	according	accord	VERB
ajst-23761	31	58	to	to	ADP
ajst-23761	31	59	the	the	DET
ajst-23761	31	60	current	current	ADJ
ajst-23761	31	61	generation	generation	NOUN
ajst-23761	31	62	crowding	crowd	VERB
ajst-23761	31	63	comparison	comparison	NOUN
ajst-23761	31	64	operator	operator	NOUN
ajst-23761	31	65	;	;	PUNCT
ajst-23761	31	66	5	5	X
ajst-23761	31	67	)	)	PUNCT
ajst-23761	31	68	need	need	VERB
ajst-23761	31	69	to	to	PART
ajst-23761	31	70	judge	judge	VERB
ajst-23761	31	71	the	the	DET
ajst-23761	31	72	algebra	algebra	NOUN
ajst-23761	31	73	(	(	PUNCT
ajst-23761	31	74	i	i	NOUN
ajst-23761	31	75	=	=	NOUN
ajst-23761	31	76	n	n	CCONJ
ajst-23761	31	77	)	)	PUNCT
ajst-23761	31	78	,	,	PUNCT
ajst-23761	31	79	if	if	SCONJ
ajst-23761	31	80	it	it	PRON
ajst-23761	31	81	is	be	AUX
ajst-23761	31	82	true	true	ADJ
ajst-23761	31	83	,	,	PUNCT
ajst-23761	31	84	then	then	ADV
ajst-23761	31	85	stop	stop	VERB
ajst-23761	31	86	the	the	DET
ajst-23761	31	87	calculation	calculation	NOUN
ajst-23761	31	88	and	and	CCONJ
ajst-23761	31	89	output	output	VERB
ajst-23761	31	90	the	the	DET
ajst-23761	31	91	result	result	NOUN
ajst-23761	31	92	;	;	PUNCT
ajst-23761	31	93	if	if	SCONJ
ajst-23761	31	94	in	in	ADV
ajst-23761	31	95	,	,	PUNCT
ajst-23761	31	96	return	return	VERB
ajst-23761	31	97	to	to	PART
ajst-23761	31	98	step	step	NOUN
ajst-23761	31	99	2	2	NUM
ajst-23761	31	100	)	)	PUNCT
ajst-23761	31	101	to	to	PART
ajst-23761	31	102	continue	continue	VERB
ajst-23761	31	103	the	the	DET
ajst-23761	31	104	calculation	calculation	NOUN
ajst-23761	31	105	until	until	SCONJ
ajst-23761	31	106	the	the	DET
ajst-23761	31	107	algebraic	algebraic	ADJ
ajst-23761	31	108	requirements	requirement	NOUN
ajst-23761	31	109	are	be	AUX
ajst-23761	31	110	met	meet	VERB
ajst-23761	31	111	,	,	PUNCT
ajst-23761	31	112	the	the	DET
ajst-23761	31	113	algorithm	algorithm	NOUN
ajst-23761	31	114	is	be	AUX
ajst-23761	31	115	aborted	abort	VERB
ajst-23761	31	116	,	,	PUNCT
ajst-23761	31	117	and	and	CCONJ
ajst-23761	31	118	this	this	DET
ajst-23761	31	119	output	output	NOUN
ajst-23761	31	120	data	data	NOUN
ajst-23761	31	121	is	be	AUX
ajst-23761	31	122	the	the	DET
ajst-23761	31	123	final	final	ADJ
ajst-23761	31	124	data	datum	NOUN
ajst-23761	31	125	.	.	PUNCT
ajst-23761	32	1	2.4	2.4	NUM
ajst-23761	32	2	.	.	PUNCT
ajst-23761	33	1	multi	multi	ADJ
ajst-23761	33	2	-	-	ADJ
ajst-23761	33	3	objective	objective	ADJ
ajst-23761	33	4	optimization	optimization	NOUN
ajst-23761	33	5	based	base	VERB
ajst-23761	33	6	on	on	ADP
ajst-23761	33	7	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	33	8	algorithm	algorithm	PROPN
ajst-23761	33	9	multi	multi	ADJ
ajst-23761	33	10	-	-	ADJ
ajst-23761	33	11	objective	objective	ADJ
ajst-23761	33	12	optimization	optimization	NOUN
ajst-23761	33	13	based	base	VERB
ajst-23761	33	14	on	on	ADP
ajst-23761	33	15	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	33	16	algorithm	algorithm	NOUN
ajst-23761	33	17	,	,	PUNCT
ajst-23761	33	18	the	the	DET
ajst-23761	33	19	independent	independent	ADJ
ajst-23761	33	20	variable	variable	NOUN
ajst-23761	33	21	is	be	AUX
ajst-23761	33	22	the	the	DET
ajst-23761	33	23	size	size	NOUN
ajst-23761	33	24	parameter	parameter	NOUN
ajst-23761	33	25	of	of	ADP
ajst-23761	33	26	the	the	DET
ajst-23761	33	27	column	column	NOUN
ajst-23761	33	28	,	,	PUNCT
ajst-23761	33	29	with	with	ADP
ajst-23761	33	30	the	the	DET
ajst-23761	33	31	total	total	ADJ
ajst-23761	33	32	deformation	deformation	NOUN
ajst-23761	33	33	and	and	CCONJ
ajst-23761	33	34	first	first	ADJ
ajst-23761	33	35	-	-	PUNCT
ajst-23761	33	36	order	order	NOUN
ajst-23761	33	37	modal	modal	ADJ
ajst-23761	33	38	frequency	frequency	NOUN
ajst-23761	33	39	as	as	ADP
ajst-23761	33	40	the	the	DET
ajst-23761	33	41	constraint	constraint	NOUN
ajst-23761	33	42	conditions	condition	NOUN
ajst-23761	33	43	,	,	PUNCT
ajst-23761	33	44	and	and	CCONJ
ajst-23761	33	45	the	the	DET
ajst-23761	33	46	quality	quality	NOUN
ajst-23761	33	47	as	as	ADP
ajst-23761	33	48	the	the	DET
ajst-23761	33	49	target	target	NOUN
ajst-23761	33	50	condition	condition	NOUN
ajst-23761	33	51	for	for	ADP
ajst-23761	33	52	multi	multi	ADJ
ajst-23761	33	53	-	-	ADJ
ajst-23761	33	54	objective	objective	ADJ
ajst-23761	33	55	optimization	optimization	NOUN
ajst-23761	33	56	,	,	PUNCT
ajst-23761	33	57	to	to	PART
ajst-23761	33	58	ensure	ensure	VERB
ajst-23761	33	59	that	that	SCONJ
ajst-23761	33	60	the	the	DET
ajst-23761	33	61	performance	performance	NOUN
ajst-23761	33	62	is	be	AUX
ajst-23761	33	63	not	not	PART
ajst-23761	33	64	reduced	reduce	VERB
ajst-23761	33	65	at	at	ADP
ajst-23761	33	66	the	the	DET
ajst-23761	33	67	same	same	ADJ
ajst-23761	33	68	time	time	NOUN
ajst-23761	33	69	to	to	PART
ajst-23761	33	70	achieve	achieve	VERB
ajst-23761	33	71	the	the	DET
ajst-23761	33	72	lightest	light	ADJ
ajst-23761	33	73	mass	mass	ADJ
ajst-23761	33	74	and	and	CCONJ
ajst-23761	33	75	optimal	optimal	ADJ
ajst-23761	33	76	structure	structure	NOUN
ajst-23761	33	77	.	.	PUNCT
ajst-23761	34	1	3	3	X
ajst-23761	34	2	.	.	X
ajst-23761	34	3	column	column	NOUN
ajst-23761	34	4	structure	structure	NOUN
ajst-23761	34	5	optimization	optimization	NOUN
ajst-23761	34	6	in	in	ADP
ajst-23761	34	7	this	this	DET
ajst-23761	34	8	paper	paper	NOUN
ajst-23761	34	9	,	,	PUNCT
ajst-23761	34	10	variable	variable	ADJ
ajst-23761	34	11	density	density	NOUN
ajst-23761	34	12	method	method	NOUN
ajst-23761	34	13	is	be	AUX
ajst-23761	34	14	adopted	adopt	VERB
ajst-23761	34	15	for	for	ADP
ajst-23761	34	16	optimization	optimization	NOUN
ajst-23761	34	17	.	.	PUNCT
ajst-23761	35	1	firstly	firstly	ADV
ajst-23761	35	2	,	,	PUNCT
ajst-23761	35	3	an	an	DET
ajst-23761	35	4	optimization	optimization	NOUN
ajst-23761	35	5	model	model	NOUN
ajst-23761	35	6	is	be	AUX
ajst-23761	35	7	established	establish	VERB
ajst-23761	35	8	to	to	PART
ajst-23761	35	9	divide	divide	VERB
ajst-23761	35	10	the	the	DET
ajst-23761	35	11	design	design	NOUN
ajst-23761	35	12	region	region	NOUN
ajst-23761	35	13	and	and	CCONJ
ajst-23761	35	14	the	the	DET
ajst-23761	35	15	non	non	ADJ
ajst-23761	35	16	-	-	ADJ
ajst-23761	35	17	design	design	ADJ
ajst-23761	35	18	region	region	NOUN
ajst-23761	35	19	.	.	PUNCT
ajst-23761	36	1	a	a	DET
ajst-23761	36	2	minimum	minimum	ADJ
ajst-23761	36	3	column	column	NOUN
ajst-23761	36	4	volume	volume	NOUN
ajst-23761	36	5	is	be	AUX
ajst-23761	36	6	established	establish	VERB
ajst-23761	36	7	with	with	ADP
ajst-23761	36	8	the	the	DET
ajst-23761	36	9	material	material	NOUN
ajst-23761	36	10	density	density	NOUN
ajst-23761	36	11	of	of	ADP
ajst-23761	36	12	the	the	DET
ajst-23761	36	13	design	design	NOUN
ajst-23761	36	14	area	area	NOUN
ajst-23761	36	15	as	as	ADP
ajst-23761	36	16	the	the	DET
ajst-23761	36	17	design	design	NOUN
ajst-23761	36	18	variable	variable	NOUN
ajst-23761	36	19	and	and	CCONJ
ajst-23761	36	20	the	the	DET
ajst-23761	36	21	displacement	displacement	NOUN
ajst-23761	36	22	under	under	ADP
ajst-23761	36	23	the	the	DET
ajst-23761	36	24	load	load	NOUN
ajst-23761	36	25	force	force	NOUN
ajst-23761	36	26	as	as	ADP
ajst-23761	36	27	the	the	DET
ajst-23761	36	28	constraint	constraint	NOUN
ajst-23761	36	29	condition	condition	NOUN
ajst-23761	36	30	.	.	PUNCT
ajst-23761	37	1	the	the	DET
ajst-23761	37	2	optimization	optimization	NOUN
ajst-23761	37	3	results	result	NOUN
ajst-23761	37	4	of	of	ADP
ajst-23761	37	5	convergence	convergence	NOUN
ajst-23761	37	6	of	of	ADP
ajst-23761	37	7	30	30	NUM
ajst-23761	37	8	iterations	iteration	NOUN
ajst-23761	37	9	are	be	AUX
ajst-23761	37	10	selected	select	VERB
ajst-23761	37	11	as	as	SCONJ
ajst-23761	37	12	shown	show	VERB
ajst-23761	37	13	in	in	ADP
ajst-23761	37	14	the	the	DET
ajst-23761	37	15	figure	figure	NOUN
ajst-23761	37	16	below	below	ADV
ajst-23761	37	17	.	.	PUNCT
ajst-23761	38	1	fig	fig	NOUN
ajst-23761	38	2	1	1	NUM
ajst-23761	38	3	.	.	PUNCT
ajst-23761	39	1	column	column	NOUN
ajst-23761	39	2	30th	30th	ADJ
ajst-23761	39	3	optimization	optimization	NOUN
ajst-23761	39	4	result	result	NOUN
ajst-23761	39	5	according	accord	VERB
ajst-23761	39	6	to	to	ADP
ajst-23761	39	7	the	the	DET
ajst-23761	39	8	color	color	NOUN
ajst-23761	39	9	of	of	ADP
ajst-23761	39	10	the	the	DET
ajst-23761	39	11	optimized	optimize	VERB
ajst-23761	39	12	structure	structure	NOUN
ajst-23761	39	13	model	model	NOUN
ajst-23761	39	14	,	,	PUNCT
ajst-23761	39	15	it	it	PRON
ajst-23761	39	16	can	can	AUX
ajst-23761	39	17	be	be	AUX
ajst-23761	39	18	seen	see	VERB
ajst-23761	39	19	that	that	SCONJ
ajst-23761	39	20	the	the	DET
ajst-23761	39	21	base	base	NOUN
ajst-23761	39	22	and	and	CCONJ
ajst-23761	39	23	middle	middle	ADJ
ajst-23761	39	24	area	area	NOUN
ajst-23761	39	25	of	of	ADP
ajst-23761	39	26	the	the	DET
ajst-23761	39	27	column	column	NOUN
ajst-23761	39	28	bear	bear	VERB
ajst-23761	39	29	the	the	DET
ajst-23761	39	30	main	main	ADJ
ajst-23761	39	31	load	load	NOUN
ajst-23761	39	32	force	force	NOUN
ajst-23761	39	33	and	and	CCONJ
ajst-23761	39	34	need	need	VERB
ajst-23761	39	35	to	to	PART
ajst-23761	39	36	be	be	AUX
ajst-23761	39	37	retained	retain	VERB
ajst-23761	39	38	and	and	CCONJ
ajst-23761	39	39	strengthened	strengthen	VERB
ajst-23761	39	40	.	.	PUNCT
ajst-23761	40	1	the	the	DET
ajst-23761	40	2	blue	blue	ADJ
ajst-23761	40	3	area	area	NOUN
ajst-23761	40	4	in	in	ADP
ajst-23761	40	5	the	the	DET
ajst-23761	40	6	figure	figure	NOUN
ajst-23761	40	7	indicates	indicate	VERB
ajst-23761	40	8	that	that	SCONJ
ajst-23761	40	9	the	the	DET
ajst-23761	40	10	load	load	NOUN
ajst-23761	40	11	force	force	NOUN
ajst-23761	40	12	is	be	AUX
ajst-23761	40	13	small	small	ADJ
ajst-23761	40	14	,	,	PUNCT
ajst-23761	40	15	which	which	PRON
ajst-23761	40	16	can	can	AUX
ajst-23761	40	17	be	be	AUX
ajst-23761	40	18	eliminated	eliminate	VERB
ajst-23761	40	19	or	or	CCONJ
ajst-23761	40	20	narrowed	narrow	VERB
ajst-23761	40	21	or	or	CCONJ
ajst-23761	40	22	thinned	thin	VERB
ajst-23761	40	23	.	.	PUNCT
ajst-23761	41	1	also	also	ADV
ajst-23761	41	2	pay	pay	VERB
ajst-23761	41	3	attention	attention	NOUN
ajst-23761	41	4	to	to	ADP
ajst-23761	41	5	the	the	DET
ajst-23761	41	6	bottom	bottom	NOUN
ajst-23761	41	7	,	,	PUNCT
ajst-23761	41	8	middle	middle	ADJ
ajst-23761	41	9	and	and	CCONJ
ajst-23761	41	10	top	top	ADJ
ajst-23761	41	11	reinforcement	reinforcement	NOUN
ajst-23761	41	12	connections	connection	NOUN
ajst-23761	41	13	.	.	PUNCT
ajst-23761	42	1	in	in	ADP
ajst-23761	42	2	this	this	DET
ajst-23761	42	3	way	way	NOUN
ajst-23761	42	4	,	,	PUNCT
ajst-23761	42	5	the	the	DET
ajst-23761	42	6	main	main	ADJ
ajst-23761	42	7	structural	structural	ADJ
ajst-23761	42	8	form	form	NOUN
ajst-23761	42	9	of	of	ADP
ajst-23761	42	10	the	the	DET
ajst-23761	42	11	column	column	NOUN
ajst-23761	42	12	can	can	AUX
ajst-23761	42	13	be	be	AUX
ajst-23761	42	14	basically	basically	ADV
ajst-23761	42	15	determined	determine	VERB
ajst-23761	42	16	.	.	PUNCT
ajst-23761	43	1	fig	fig	NOUN
ajst-23761	43	2	2	2	NUM
ajst-23761	43	3	.	.	PUNCT
ajst-23761	44	1	new	new	ADJ
ajst-23761	44	2	columns	column	NOUN
ajst-23761	44	3	in	in	ADP
ajst-23761	44	4	the	the	DET
ajst-23761	44	5	topology	topology	NOUN
ajst-23761	44	6	fig	fig	NOUN
ajst-23761	44	7	3	3	NUM
ajst-23761	44	8	.	.	PUNCT
ajst-23761	44	9	column	column	NOUN
ajst-23761	44	10	independent	independent	ADJ
ajst-23761	44	11	variable	variable	ADJ
ajst-23761	44	12	dimensions	dimension	NOUN
ajst-23761	44	13	the	the	DET
ajst-23761	44	14	key	key	ADJ
ajst-23761	44	15	structure	structure	NOUN
ajst-23761	44	16	size	size	NOUN
ajst-23761	44	17	is	be	AUX
ajst-23761	44	18	selected	select	VERB
ajst-23761	44	19	as	as	ADP
ajst-23761	44	20	the	the	DET
ajst-23761	44	21	independent	independent	ADJ
ajst-23761	44	22	variable	variable	NOUN
ajst-23761	44	23	from	from	ADP
ajst-23761	44	24	the	the	DET
ajst-23761	44	25	new	new	ADJ
ajst-23761	44	26	column	column	NOUN
ajst-23761	44	27	after	after	ADP
ajst-23761	44	28	topology	topology	NOUN
ajst-23761	44	29	optimization	optimization	NOUN
ajst-23761	44	30	by	by	ADP
ajst-23761	44	31	variable	variable	ADJ
ajst-23761	44	32	density	density	NOUN
ajst-23761	44	33	method	method	NOUN
ajst-23761	44	34	,	,	PUNCT
ajst-23761	44	35	and	and	CCONJ
ajst-23761	44	36	the	the	DET
ajst-23761	44	37	variation	variation	NOUN
ajst-23761	44	38	range	range	NOUN
ajst-23761	44	39	of	of	ADP
ajst-23761	44	40	the	the	DET
ajst-23761	44	41	independent	independent	ADJ
ajst-23761	44	42	variable	variable	NOUN
ajst-23761	44	43	is	be	AUX
ajst-23761	44	44	limited	limit	VERB
ajst-23761	44	45	according	accord	VERB
ajst-23761	44	46	to	to	ADP
ajst-23761	44	47	the	the	DET
ajst-23761	44	48	actual	actual	ADJ
ajst-23761	44	49	situation	situation	NOUN
ajst-23761	44	50	.	.	PUNCT
ajst-23761	45	1	then	then	ADV
ajst-23761	45	2	,	,	PUNCT
ajst-23761	45	3	the	the	DET
ajst-23761	45	4	total	total	ADJ
ajst-23761	45	5	deformation	deformation	NOUN
ajst-23761	45	6	and	and	CCONJ
ajst-23761	45	7	first	first	ADJ
ajst-23761	45	8	-	-	PUNCT
ajst-23761	45	9	order	order	NOUN
ajst-23761	45	10	modal	modal	ADJ
ajst-23761	45	11	frequency	frequency	NOUN
ajst-23761	45	12	are	be	AUX
ajst-23761	45	13	taken	take	VERB
ajst-23761	45	14	as	as	ADP
ajst-23761	45	15	the	the	DET
ajst-23761	45	16	constraint	constraint	NOUN
ajst-23761	45	17	conditions	condition	NOUN
ajst-23761	45	18	,	,	PUNCT
ajst-23761	45	19	and	and	CCONJ
ajst-23761	45	20	the	the	DET
ajst-23761	45	21	lightest	light	ADJ
ajst-23761	45	22	mass	mass	NOUN
ajst-23761	45	23	is	be	AUX
ajst-23761	45	24	pursued	pursue	VERB
ajst-23761	45	25	as	as	ADP
ajst-23761	45	26	the	the	DET
ajst-23761	45	27	objective	objective	ADJ
ajst-23761	45	28	function	function	NOUN
ajst-23761	45	29	to	to	PART
ajst-23761	45	30	establish	establish	VERB
ajst-23761	45	31	the	the	DET
ajst-23761	45	32	optimization	optimization	NOUN
ajst-23761	45	33	function	function	NOUN
ajst-23761	45	34	.	.	PUNCT
ajst-23761	46	1	using	use	VERB
ajst-23761	46	2	finite	finite	ADJ
ajst-23761	46	3	element	element	NOUN
ajst-23761	46	4	analysis	analysis	NOUN
ajst-23761	46	5	software	software	NOUN
ajst-23761	46	6	,	,	PUNCT
ajst-23761	46	7	the	the	DET
ajst-23761	46	8	samples	sample	NOUN
ajst-23761	46	9	were	be	AUX
ajst-23761	46	10	selected	select	VERB
ajst-23761	46	11	by	by	ADP
ajst-23761	46	12	space	space	NOUN
ajst-23761	46	13	first	first	ADV
ajst-23761	46	14	filling	fill	VERB
ajst-23761	46	15	design	design	NOUN
ajst-23761	46	16	,	,	PUNCT
ajst-23761	46	17	and	and	CCONJ
ajst-23761	46	18	10	10	NUM
ajst-23761	46	19	groups	group	NOUN
ajst-23761	46	20	of	of	ADP
ajst-23761	46	21	samples	sample	NOUN
ajst-23761	46	22	were	be	AUX
ajst-23761	46	23	randomly	randomly	ADV
ajst-23761	46	24	selected	select	VERB
ajst-23761	46	25	for	for	ADP
ajst-23761	46	26	iterative	iterative	NOUN
ajst-23761	46	27	optimization	optimization	NOUN
ajst-23761	46	28	.	.	PUNCT
ajst-23761	47	1	the	the	DET
ajst-23761	47	2	6	6	NUM
ajst-23761	47	3	-	-	SYM
ajst-23761	47	4	10	10	NUM
ajst-23761	47	5	-	-	SYM
ajst-23761	47	6	3	3	NUM
ajst-23761	47	7	bp	bp	PROPN
ajst-23761	47	8	neural	neural	ADJ
ajst-23761	47	9	grid	grid	NOUN
ajst-23761	47	10	was	be	AUX
ajst-23761	47	11	established	establish	VERB
ajst-23761	47	12	by	by	ADP
ajst-23761	47	13	using	use	VERB
ajst-23761	47	14	3	3	NUM
ajst-23761	47	15	-	-	PUNCT
ajst-23761	47	16	layer	layer	NOUN
ajst-23761	47	17	neural	neural	ADJ
ajst-23761	47	18	network	network	NOUN
ajst-23761	47	19	for	for	ADP
ajst-23761	47	20	sample	sample	NOUN
ajst-23761	47	21	optimization	optimization	NOUN
ajst-23761	47	22	.	.	PUNCT
ajst-23761	48	1	in	in	ADP
ajst-23761	48	2	order	order	NOUN
ajst-23761	48	3	to	to	PART
ajst-23761	48	4	prevent	prevent	VERB
ajst-23761	48	5	263	263	NUM
ajst-23761	48	6	the	the	DET
ajst-23761	48	7	final	final	ADJ
ajst-23761	48	8	sample	sample	NOUN
ajst-23761	48	9	error	error	NOUN
ajst-23761	48	10	from	from	ADP
ajst-23761	48	11	being	be	AUX
ajst-23761	48	12	too	too	ADV
ajst-23761	48	13	large	large	ADJ
ajst-23761	48	14	,	,	PUNCT
ajst-23761	48	15	the	the	DET
ajst-23761	48	16	data	data	NOUN
ajst-23761	48	17	is	be	AUX
ajst-23761	48	18	normalized	normalize	VERB
ajst-23761	48	19	to	to	PART
ajst-23761	48	20	design	design	VERB
ajst-23761	48	21	the	the	DET
ajst-23761	48	22	learning	learning	NOUN
ajst-23761	48	23	rate	rate	NOUN
ajst-23761	48	24	,	,	PUNCT
ajst-23761	48	25	training	training	NOUN
ajst-23761	48	26	error	error	NOUN
ajst-23761	48	27	and	and	CCONJ
ajst-23761	48	28	training	training	NOUN
ajst-23761	48	29	frequency	frequency	NOUN
ajst-23761	48	30	,	,	PUNCT
ajst-23761	48	31	and	and	CCONJ
ajst-23761	48	32	the	the	DET
ajst-23761	48	33	expected	expect	VERB
ajst-23761	48	34	error	error	NOUN
ajst-23761	48	35	of	of	ADP
ajst-23761	48	36	the	the	DET
ajst-23761	48	37	final	final	ADJ
ajst-23761	48	38	data	datum	NOUN
ajst-23761	48	39	is	be	AUX
ajst-23761	48	40	controlled	control	VERB
ajst-23761	48	41	within	within	ADP
ajst-23761	48	42	5	5	NUM
ajst-23761	48	43	%	%	NOUN
ajst-23761	48	44	to	to	PART
ajst-23761	48	45	ensure	ensure	VERB
ajst-23761	48	46	the	the	DET
ajst-23761	48	47	rationality	rationality	NOUN
ajst-23761	48	48	of	of	ADP
ajst-23761	48	49	the	the	DET
ajst-23761	48	50	data	datum	NOUN
ajst-23761	48	51	.	.	PUNCT
ajst-23761	49	1	based	base	VERB
ajst-23761	49	2	on	on	ADP
ajst-23761	49	3	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	49	4	algorithm	algorithm	NOUN
ajst-23761	49	5	,	,	PUNCT
ajst-23761	49	6	the	the	DET
ajst-23761	49	7	column	column	NOUN
ajst-23761	49	8	multi	multi	ADJ
ajst-23761	49	9	-	-	ADJ
ajst-23761	49	10	objective	objective	ADJ
ajst-23761	49	11	optimization	optimization	NOUN
ajst-23761	49	12	sample	sample	NOUN
ajst-23761	49	13	is	be	AUX
ajst-23761	49	14	selected	select	VERB
ajst-23761	49	15	according	accord	VERB
ajst-23761	49	16	to	to	ADP
ajst-23761	49	17	the	the	DET
ajst-23761	49	18	constraint	constraint	NOUN
ajst-23761	49	19	conditions	condition	NOUN
ajst-23761	49	20	and	and	CCONJ
ajst-23761	49	21	the	the	DET
ajst-23761	49	22	weight	weight	NOUN
ajst-23761	49	23	ratio	ratio	NOUN
ajst-23761	49	24	of	of	ADP
ajst-23761	49	25	the	the	DET
ajst-23761	49	26	objective	objective	ADJ
ajst-23761	49	27	function	function	NOUN
ajst-23761	49	28	.	.	PUNCT
ajst-23761	50	1	because	because	SCONJ
ajst-23761	50	2	the	the	DET
ajst-23761	50	3	actual	actual	ADJ
ajst-23761	50	4	processing	processing	NOUN
ajst-23761	50	5	capacity	capacity	NOUN
ajst-23761	50	6	is	be	AUX
ajst-23761	50	7	not	not	PART
ajst-23761	50	8	considered	consider	VERB
ajst-23761	50	9	in	in	ADP
ajst-23761	50	10	data	data	NOUN
ajst-23761	50	11	optimization	optimization	NOUN
ajst-23761	50	12	,	,	PUNCT
ajst-23761	50	13	the	the	DET
ajst-23761	50	14	data	data	NOUN
ajst-23761	50	15	organization	organization	NOUN
ajst-23761	50	16	needs	need	VERB
ajst-23761	50	17	to	to	PART
ajst-23761	50	18	be	be	AUX
ajst-23761	50	19	rounded	round	VERB
ajst-23761	50	20	,	,	PUNCT
ajst-23761	50	21	and	and	CCONJ
ajst-23761	50	22	the	the	DET
ajst-23761	50	23	final	final	ADJ
ajst-23761	50	24	optimization	optimization	NOUN
ajst-23761	50	25	results	result	NOUN
ajst-23761	50	26	are	be	AUX
ajst-23761	50	27	as	as	SCONJ
ajst-23761	50	28	follows	follow	NOUN
ajst-23761	50	29	.	.	PUNCT
ajst-23761	51	1	table	table	NOUN
ajst-23761	51	2	1	1	NUM
ajst-23761	51	3	.	.	PUNCT
ajst-23761	51	4	comparison	comparison	NOUN
ajst-23761	51	5	between	between	ADP
ajst-23761	51	6	the	the	DET
ajst-23761	51	7	scheme	scheme	NOUN
ajst-23761	51	8	after	after	ADP
ajst-23761	51	9	the	the	DET
ajst-23761	51	10	round	round	NOUN
ajst-23761	51	11	of	of	ADP
ajst-23761	51	12	the	the	DET
ajst-23761	51	13	column	column	NOUN
ajst-23761	51	14	and	and	CCONJ
ajst-23761	51	15	the	the	DET
ajst-23761	51	16	original	original	ADJ
ajst-23761	51	17	structural	structural	ADJ
ajst-23761	51	18	performance	performance	NOUN
ajst-23761	51	19	design	design	NOUN
ajst-23761	51	20	variable	variable	ADJ
ajst-23761	51	21	original	original	ADJ
ajst-23761	51	22	scheme	scheme	NOUN
ajst-23761	51	23	option	option	NOUN
ajst-23761	51	24	1	1	NUM
ajst-23761	51	25	contraratio/%	contraratio/%	NOUN
ajst-23761	51	26	option	option	NOUN
ajst-23761	51	27	2	2	NUM
ajst-23761	51	28	contraratio/%	contraratio/%	NOUN
ajst-23761	51	29	option	option	NOUN
ajst-23761	51	30	3	3	NUM
ajst-23761	51	31	contraratio/%	contraratio/%	NOUN
ajst-23761	51	32	m	m	NOUN
ajst-23761	51	33	/	/	SYM
ajst-23761	51	34	kg	kg	PROPN
ajst-23761	51	35	1.514	1.514	NUM
ajst-23761	51	36	1.5006	1.5006	NUM
ajst-23761	51	37	-0.89	-0.89	NUM
ajst-23761	51	38	1.4987	1.4987	NUM
ajst-23761	51	39	-1.02	-1.02	NUM
ajst-23761	51	40	1.4998	1.4998	NUM
ajst-23761	51	41	-0.93	-0.93	NUM
ajst-23761	51	42	/mm	/mm	PUNCT
ajst-23761	52	1	0.0012641	0.0012641	NUM
ajst-23761	52	2	0.0010926	0.0010926	NUM
ajst-23761	52	3	-13.5	-13.5	NUM
ajst-23761	52	4	0.0010949	0.0010949	NUM
ajst-23761	52	5	-13.4	-13.4	NOUN
ajst-23761	52	6	0.0010944	0.0010944	NUM
ajst-23761	52	7	-13.4	-13.4	NOUN
ajst-23761	52	8	/hz	/hz	NOUN
ajst-23761	53	1	1168.7	1168.7	NUM
ajst-23761	53	2	1512.6	1512.6	NUM
ajst-23761	53	3	29.4	29.4	NUM
ajst-23761	53	4	1512.7	1512.7	NUM
ajst-23761	53	5	29.5	29.5	NUM
ajst-23761	53	6	1517.4	1517.4	NUM
ajst-23761	53	7	29.8	29.8	NUM
ajst-23761	53	8	it	it	PRON
ajst-23761	53	9	can	can	AUX
ajst-23761	53	10	be	be	AUX
ajst-23761	53	11	seen	see	VERB
ajst-23761	53	12	from	from	ADP
ajst-23761	53	13	the	the	DET
ajst-23761	53	14	data	datum	NOUN
ajst-23761	53	15	that	that	PRON
ajst-23761	53	16	the	the	DET
ajst-23761	53	17	three	three	NUM
ajst-23761	53	18	optimization	optimization	NOUN
ajst-23761	53	19	results	result	NOUN
ajst-23761	53	20	are	be	AUX
ajst-23761	53	21	very	very	ADV
ajst-23761	53	22	close	close	ADJ
ajst-23761	53	23	to	to	ADP
ajst-23761	53	24	each	each	DET
ajst-23761	53	25	other	other	ADJ
ajst-23761	53	26	,	,	PUNCT
ajst-23761	53	27	so	so	SCONJ
ajst-23761	53	28	it	it	PRON
ajst-23761	53	29	is	be	AUX
ajst-23761	53	30	necessary	necessary	ADJ
ajst-23761	53	31	to	to	PART
ajst-23761	53	32	conduct	conduct	VERB
ajst-23761	53	33	data	datum	NOUN
ajst-23761	53	34	analysis	analysis	NOUN
ajst-23761	53	35	according	accord	VERB
ajst-23761	53	36	to	to	ADP
ajst-23761	53	37	the	the	DET
ajst-23761	53	38	weight	weight	NOUN
ajst-23761	53	39	ratio	ratio	NOUN
ajst-23761	53	40	of	of	ADP
ajst-23761	53	41	performance	performance	NOUN
ajst-23761	53	42	.	.	PUNCT
ajst-23761	54	1	in	in	ADP
ajst-23761	54	2	scheme	scheme	NOUN
ajst-23761	54	3	2	2	NUM
ajst-23761	54	4	,	,	PUNCT
ajst-23761	54	5	the	the	DET
ajst-23761	54	6	weight	weight	NOUN
ajst-23761	54	7	is	be	AUX
ajst-23761	54	8	the	the	DET
ajst-23761	54	9	lightest	light	ADJ
ajst-23761	54	10	,	,	PUNCT
ajst-23761	54	11	while	while	SCONJ
ajst-23761	54	12	the	the	DET
ajst-23761	54	13	total	total	ADJ
ajst-23761	54	14	deformation	deformation	NOUN
ajst-23761	54	15	and	and	CCONJ
ajst-23761	54	16	first	first	ADJ
ajst-23761	54	17	-	-	PUNCT
ajst-23761	54	18	order	order	NOUN
ajst-23761	54	19	mode	mode	NOUN
ajst-23761	54	20	frequency	frequency	NOUN
ajst-23761	54	21	are	be	AUX
ajst-23761	54	22	not	not	PART
ajst-23761	54	23	much	much	ADV
ajst-23761	54	24	different	different	ADJ
ajst-23761	54	25	from	from	ADP
ajst-23761	54	26	the	the	DET
ajst-23761	54	27	other	other	ADJ
ajst-23761	54	28	two	two	NUM
ajst-23761	54	29	groups	group	NOUN
ajst-23761	54	30	,	,	PUNCT
ajst-23761	54	31	so	so	SCONJ
ajst-23761	54	32	it	it	PRON
ajst-23761	54	33	is	be	AUX
ajst-23761	54	34	the	the	DET
ajst-23761	54	35	optimal	optimal	ADJ
ajst-23761	54	36	scheme	scheme	NOUN
ajst-23761	54	37	.	.	PUNCT
ajst-23761	55	1	4	4	X
ajst-23761	55	2	.	.	X
ajst-23761	55	3	direction	direction	NOUN
ajst-23761	55	4	of	of	ADP
ajst-23761	55	5	improvement	improvement	NOUN
ajst-23761	55	6	the	the	DET
ajst-23761	55	7	column	column	NOUN
ajst-23761	55	8	is	be	AUX
ajst-23761	55	9	optimized	optimize	VERB
ajst-23761	55	10	by	by	ADP
ajst-23761	55	11	topological	topological	ADJ
ajst-23761	55	12	optimization	optimization	NOUN
ajst-23761	55	13	and	and	CCONJ
ajst-23761	55	14	multi	multi	ADJ
ajst-23761	55	15	-	-	ADJ
ajst-23761	55	16	objective	objective	ADJ
ajst-23761	55	17	optimization	optimization	NOUN
ajst-23761	55	18	method	method	NOUN
ajst-23761	55	19	based	base	VERB
ajst-23761	55	20	on	on	ADP
ajst-23761	55	21	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	55	22	algorithm	algorithm	NOUN
ajst-23761	55	23	,	,	PUNCT
ajst-23761	55	24	and	and	CCONJ
ajst-23761	55	25	the	the	DET
ajst-23761	55	26	temporary	temporary	ADJ
ajst-23761	55	27	optimal	optimal	ADJ
ajst-23761	55	28	solution	solution	NOUN
ajst-23761	55	29	is	be	AUX
ajst-23761	55	30	obtained	obtain	VERB
ajst-23761	55	31	.	.	PUNCT
ajst-23761	56	1	through	through	ADP
ajst-23761	56	2	the	the	DET
ajst-23761	56	3	above	above	ADJ
ajst-23761	56	4	experimental	experimental	ADJ
ajst-23761	56	5	analysis	analysis	NOUN
ajst-23761	56	6	,	,	PUNCT
ajst-23761	56	7	it	it	PRON
ajst-23761	56	8	can	can	AUX
ajst-23761	56	9	also	also	ADV
ajst-23761	56	10	be	be	AUX
ajst-23761	56	11	optimized	optimize	VERB
ajst-23761	56	12	in	in	ADP
ajst-23761	56	13	the	the	DET
ajst-23761	56	14	following	follow	VERB
ajst-23761	56	15	aspects	aspect	NOUN
ajst-23761	56	16	:	:	PUNCT
ajst-23761	56	17	4.1	4.1	NUM
ajst-23761	56	18	.	.	PUNCT
ajst-23761	56	19	optimization	optimization	NOUN
ajst-23761	56	20	of	of	ADP
ajst-23761	56	21	algorithm	algorithm	NOUN
ajst-23761	56	22	in	in	ADP
ajst-23761	56	23	this	this	DET
ajst-23761	56	24	paper	paper	NOUN
ajst-23761	56	25	,	,	PUNCT
ajst-23761	56	26	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	56	27	algorithm	algorithm	NOUN
ajst-23761	56	28	is	be	AUX
ajst-23761	56	29	adopted	adopt	VERB
ajst-23761	56	30	,	,	PUNCT
ajst-23761	56	31	which	which	PRON
ajst-23761	56	32	is	be	AUX
ajst-23761	56	33	good	good	ADJ
ajst-23761	56	34	for	for	ADP
ajst-23761	56	35	small	small	ADJ
ajst-23761	56	36	-	-	PUNCT
ajst-23761	56	37	capacity	capacity	NOUN
ajst-23761	56	38	data	datum	NOUN
ajst-23761	56	39	,	,	PUNCT
ajst-23761	56	40	but	but	CCONJ
ajst-23761	56	41	still	still	ADV
ajst-23761	56	42	has	have	VERB
ajst-23761	56	43	shortcomings	shortcoming	NOUN
ajst-23761	56	44	for	for	ADP
ajst-23761	56	45	a	a	DET
ajst-23761	56	46	large	large	ADJ
ajst-23761	56	47	number	number	NOUN
ajst-23761	56	48	of	of	ADP
ajst-23761	56	49	constraints	constraint	NOUN
ajst-23761	56	50	.	.	PUNCT
ajst-23761	57	1	therefore	therefore	ADV
ajst-23761	57	2	,	,	PUNCT
ajst-23761	57	3	in	in	ADP
ajst-23761	57	4	order	order	NOUN
ajst-23761	57	5	to	to	PART
ajst-23761	57	6	ensure	ensure	VERB
ajst-23761	57	7	the	the	DET
ajst-23761	57	8	overall	overall	ADJ
ajst-23761	57	9	level	level	NOUN
ajst-23761	57	10	of	of	ADP
ajst-23761	57	11	performance	performance	NOUN
ajst-23761	57	12	,	,	PUNCT
ajst-23761	57	13	more	more	ADV
ajst-23761	57	14	advanced	advanced	ADJ
ajst-23761	57	15	and	and	CCONJ
ajst-23761	57	16	more	more	ADV
ajst-23761	57	17	adaptive	adaptive	ADJ
ajst-23761	57	18	algorithms	algorithm	NOUN
ajst-23761	57	19	can	can	AUX
ajst-23761	57	20	be	be	AUX
ajst-23761	57	21	used	use	VERB
ajst-23761	57	22	for	for	ADP
ajst-23761	57	23	optimization	optimization	NOUN
ajst-23761	57	24	,	,	PUNCT
ajst-23761	57	25	and	and	CCONJ
ajst-23761	57	26	the	the	DET
ajst-23761	57	27	target	target	NOUN
ajst-23761	57	28	results	result	NOUN
ajst-23761	57	29	may	may	AUX
ajst-23761	57	30	be	be	AUX
ajst-23761	57	31	better	well	ADJ
ajst-23761	57	32	.	.	PUNCT
ajst-23761	58	1	4.2	4.2	NUM
ajst-23761	58	2	.	.	PUNCT
ajst-23761	58	3	structure	structure	NOUN
ajst-23761	58	4	type	type	NOUN
ajst-23761	58	5	in	in	ADP
ajst-23761	58	6	this	this	DET
ajst-23761	58	7	paper	paper	NOUN
ajst-23761	58	8	,	,	PUNCT
ajst-23761	58	9	the	the	DET
ajst-23761	58	10	structure	structure	NOUN
ajst-23761	58	11	is	be	AUX
ajst-23761	58	12	designed	design	VERB
ajst-23761	58	13	by	by	ADP
ajst-23761	58	14	means	mean	NOUN
ajst-23761	58	15	of	of	ADP
ajst-23761	58	16	normal	normal	ADJ
ajst-23761	58	17	reinforcement	reinforcement	NOUN
ajst-23761	58	18	under	under	ADP
ajst-23761	58	19	the	the	DET
ajst-23761	58	20	condition	condition	NOUN
ajst-23761	58	21	of	of	ADP
ajst-23761	58	22	topology	topology	NOUN
ajst-23761	58	23	optimization	optimization	NOUN
ajst-23761	58	24	.	.	PUNCT
ajst-23761	59	1	at	at	ADP
ajst-23761	59	2	present	present	ADJ
ajst-23761	59	3	,	,	PUNCT
ajst-23761	59	4	there	there	PRON
ajst-23761	59	5	are	be	VERB
ajst-23761	59	6	a	a	DET
ajst-23761	59	7	large	large	ADJ
ajst-23761	59	8	number	number	NOUN
ajst-23761	59	9	of	of	ADP
ajst-23761	59	10	structure	structure	NOUN
ajst-23761	59	11	types	type	NOUN
ajst-23761	59	12	such	such	ADJ
ajst-23761	59	13	as	as	ADP
ajst-23761	59	14	tortoise	tortoise	NOUN
ajst-23761	59	15	-	-	PUNCT
ajst-23761	59	16	shell	shell	NOUN
ajst-23761	59	17	type	type	NOUN
ajst-23761	59	18	,	,	PUNCT
ajst-23761	59	19	honeycomb	honeycomb	NOUN
ajst-23761	59	20	type	type	NOUN
ajst-23761	59	21	,	,	PUNCT
ajst-23761	59	22	rice	rice	NOUN
ajst-23761	59	23	type	type	NOUN
ajst-23761	59	24	and	and	CCONJ
ajst-23761	59	25	o	o	NOUN
ajst-23761	59	26	type	type	NOUN
ajst-23761	59	27	.	.	PUNCT
ajst-23761	60	1	these	these	DET
ajst-23761	60	2	types	type	NOUN
ajst-23761	60	3	can	can	AUX
ajst-23761	60	4	often	often	ADV
ajst-23761	60	5	achieve	achieve	VERB
ajst-23761	60	6	higher	high	ADJ
ajst-23761	60	7	technical	technical	ADJ
ajst-23761	60	8	performance	performance	NOUN
ajst-23761	60	9	in	in	ADP
ajst-23761	60	10	a	a	DET
ajst-23761	60	11	thinner	thin	ADJ
ajst-23761	60	12	,	,	PUNCT
ajst-23761	60	13	narrower	narrow	ADJ
ajst-23761	60	14	structure	structure	NOUN
ajst-23761	60	15	,	,	PUNCT
ajst-23761	60	16	so	so	SCONJ
ajst-23761	60	17	you	you	PRON
ajst-23761	60	18	can	can	AUX
ajst-23761	60	19	experiment	experiment	VERB
ajst-23761	60	20	with	with	ADP
ajst-23761	60	21	new	new	ADJ
ajst-23761	60	22	structures	structure	NOUN
ajst-23761	60	23	.	.	PUNCT
ajst-23761	61	1	4.3	4.3	NUM
ajst-23761	61	2	.	.	PUNCT
ajst-23761	61	3	performance	performance	NOUN
ajst-23761	61	4	of	of	ADP
ajst-23761	61	5	finite	finite	ADJ
ajst-23761	61	6	element	element	NOUN
ajst-23761	61	7	analysis	analysis	NOUN
ajst-23761	61	8	in	in	ADP
ajst-23761	61	9	this	this	DET
ajst-23761	61	10	paper	paper	NOUN
ajst-23761	61	11	,	,	PUNCT
ajst-23761	61	12	the	the	DET
ajst-23761	61	13	main	main	ADJ
ajst-23761	61	14	constraint	constraint	NOUN
ajst-23761	61	15	conditions	condition	NOUN
ajst-23761	61	16	for	for	ADP
ajst-23761	61	17	structural	structural	ADJ
ajst-23761	61	18	performance	performance	NOUN
ajst-23761	61	19	are	be	AUX
ajst-23761	61	20	total	total	ADJ
ajst-23761	61	21	deformation	deformation	NOUN
ajst-23761	61	22	,	,	PUNCT
ajst-23761	61	23	first	first	ADJ
ajst-23761	61	24	-	-	PUNCT
ajst-23761	61	25	order	order	NOUN
ajst-23761	61	26	mode	mode	NOUN
ajst-23761	61	27	frequency	frequency	NOUN
ajst-23761	61	28	,	,	PUNCT
ajst-23761	61	29	etc	etc	X
ajst-23761	61	30	.	.	X
ajst-23761	62	1	in	in	ADP
ajst-23761	62	2	fact	fact	NOUN
ajst-23761	62	3	,	,	PUNCT
ajst-23761	62	4	cnc	cnc	ADJ
ajst-23761	62	5	machine	machine	NOUN
ajst-23761	62	6	tools	tool	NOUN
ajst-23761	62	7	also	also	ADV
ajst-23761	62	8	need	need	VERB
ajst-23761	62	9	thermal	thermal	ADJ
ajst-23761	62	10	performance	performance	NOUN
ajst-23761	62	11	analysis	analysis	NOUN
ajst-23761	62	12	,	,	PUNCT
ajst-23761	62	13	dynamic	dynamic	ADJ
ajst-23761	62	14	performance	performance	NOUN
ajst-23761	62	15	analysis	analysis	NOUN
ajst-23761	62	16	,	,	PUNCT
ajst-23761	62	17	etc	etc	X
ajst-23761	62	18	.	.	X
ajst-23761	62	19	,	,	PUNCT
ajst-23761	62	20	so	so	ADV
ajst-23761	62	21	structural	structural	ADJ
ajst-23761	62	22	optimization	optimization	NOUN
ajst-23761	62	23	should	should	AUX
ajst-23761	62	24	also	also	ADV
ajst-23761	62	25	ensure	ensure	VERB
ajst-23761	62	26	that	that	SCONJ
ajst-23761	62	27	all	all	DET
ajst-23761	62	28	performance	performance	NOUN
ajst-23761	62	29	parameters	parameter	NOUN
ajst-23761	62	30	can	can	AUX
ajst-23761	62	31	be	be	AUX
ajst-23761	62	32	used	use	VERB
ajst-23761	62	33	as	as	ADP
ajst-23761	62	34	constraints	constraint	NOUN
ajst-23761	62	35	to	to	PART
ajst-23761	62	36	ensure	ensure	VERB
ajst-23761	62	37	the	the	DET
ajst-23761	62	38	optimal	optimal	ADJ
ajst-23761	62	39	performance	performance	NOUN
ajst-23761	62	40	.	.	PUNCT
ajst-23761	63	1	5	5	X
ajst-23761	63	2	.	.	X
ajst-23761	63	3	closing	closing	NOUN
ajst-23761	63	4	remarks	remark	NOUN
ajst-23761	63	5	in	in	ADP
ajst-23761	63	6	this	this	DET
ajst-23761	63	7	paper	paper	NOUN
ajst-23761	63	8	,	,	PUNCT
ajst-23761	63	9	the	the	DET
ajst-23761	63	10	gantry	gantry	NOUN
ajst-23761	63	11	cnc	cnc	PROPN
ajst-23761	63	12	milling	milling	NOUN
ajst-23761	63	13	machine	machine	NOUN
ajst-23761	63	14	is	be	AUX
ajst-23761	63	15	taken	take	VERB
ajst-23761	63	16	as	as	ADP
ajst-23761	63	17	the	the	DET
ajst-23761	63	18	research	research	NOUN
ajst-23761	63	19	object	object	NOUN
ajst-23761	63	20	,	,	PUNCT
ajst-23761	63	21	and	and	CCONJ
ajst-23761	63	22	the	the	DET
ajst-23761	63	23	optimal	optimal	ADJ
ajst-23761	63	24	structural	structural	ADJ
ajst-23761	63	25	parameters	parameter	NOUN
ajst-23761	63	26	are	be	AUX
ajst-23761	63	27	obtained	obtain	VERB
ajst-23761	63	28	through	through	ADP
ajst-23761	63	29	topology	topology	NOUN
ajst-23761	63	30	optimization	optimization	NOUN
ajst-23761	63	31	and	and	CCONJ
ajst-23761	63	32	multi	multi	ADJ
ajst-23761	63	33	-	-	ADJ
ajst-23761	63	34	objective	objective	ADJ
ajst-23761	63	35	optimization	optimization	NOUN
ajst-23761	63	36	based	base	VERB
ajst-23761	63	37	on	on	ADP
ajst-23761	63	38	nsga-ⅱ	nsga-ⅱ	PROPN
ajst-23761	63	39	algorithm	algorithm	NOUN
ajst-23761	63	40	,	,	PUNCT
ajst-23761	63	41	which	which	PRON
ajst-23761	63	42	opens	open	VERB
ajst-23761	63	43	a	a	DET
ajst-23761	63	44	new	new	ADJ
ajst-23761	63	45	idea	idea	NOUN
ajst-23761	63	46	for	for	ADP
ajst-23761	63	47	the	the	DET
ajst-23761	63	48	column	column	NOUN
ajst-23761	63	49	structure	structure	NOUN
ajst-23761	63	50	optimization	optimization	NOUN
ajst-23761	63	51	and	and	CCONJ
ajst-23761	63	52	puts	put	VERB
ajst-23761	63	53	forward	forward	ADV
ajst-23761	63	54	more	more	ADJ
ajst-23761	63	55	schemes	scheme	NOUN
ajst-23761	63	56	for	for	ADP
ajst-23761	63	57	the	the	DET
ajst-23761	63	58	column	column	NOUN
ajst-23761	63	59	optimization	optimization	NOUN
ajst-23761	63	60	theory	theory	NOUN
ajst-23761	63	61	.	.	PUNCT
ajst-23761	64	1	references	reference	NOUN
ajst-23761	64	2	[	[	X
ajst-23761	64	3	1	1	NUM
ajst-23761	64	4	]	]	X
ajst-23761	64	5	li	li	PROPN
ajst-23761	64	6	h	h	PROPN
ajst-23761	64	7	z.	z.	PROPN
ajst-23761	64	8	improvement	improvement	NOUN
ajst-23761	64	9	of	of	ADP
ajst-23761	64	10	nsga2	nsga2	ADJ
ajst-23761	64	11	genetic	genetic	ADJ
ajst-23761	64	12	algorithm	algorithm	NOUN
ajst-23761	64	13	and	and	CCONJ
ajst-23761	64	14	its	its	PRON
ajst-23761	64	15	application	application	NOUN
ajst-23761	64	16	in	in	ADP
ajst-23761	64	17	microgrid	microgrid	ADJ
ajst-23761	64	18	configuration	configuration	NOUN
ajst-23761	65	1	[	[	X
ajst-23761	65	2	d	d	X
ajst-23761	65	3	]	]	X
ajst-23761	65	4	.	.	PUNCT
ajst-23761	66	1	lanzhou	lanzhou	PROPN
ajst-23761	66	2	university	university	PROPN
ajst-23761	66	3	of	of	ADP
ajst-23761	66	4	technology,2017	technology,2017	ADJ
ajst-23761	66	5	.	.	PUNCT
ajst-23761	67	1	[	[	X
ajst-23761	67	2	2	2	NUM
ajst-23761	67	3	]	]	X
ajst-23761	67	4	lai	lai	PROPN
ajst-23761	67	5	wenxing	wenxing	PROPN
ajst-23761	67	6	,	,	PUNCT
ajst-23761	67	7	deng	deng	PROPN
ajst-23761	67	8	zhongmin	zhongmin	PROPN
ajst-23761	67	9	,	,	PUNCT
ajst-23761	67	10	zhang	zhang	PROPN
ajst-23761	67	11	xinjie	xinjie	PROPN
ajst-23761	67	12	.	.	PUNCT
ajst-23761	68	1	structural	structural	ADJ
ajst-23761	68	2	dynamics	dynamic	NOUN
ajst-23761	68	3	model	model	NOUN
ajst-23761	68	4	confirmation	confirmation	NOUN
ajst-23761	68	5	based	base	VERB
ajst-23761	68	6	on	on	ADP
ajst-23761	68	7	multi	multi	ADJ
ajst-23761	68	8	-	-	ADJ
ajst-23761	68	9	objective	objective	ADJ
ajst-23761	68	10	optimization	optimization	NOUN
ajst-23761	68	11	nsga2	nsga2	PROPN
ajst-23761	68	12	algorithm	algorithm	NOUN
ajst-23761	69	1	[	[	X
ajst-23761	69	2	j	j	X
ajst-23761	69	3	]	]	X
ajst-23761	69	4	.	.	PUNCT
ajst-23761	70	1	chinese	chinese	ADJ
ajst-23761	70	2	journal	journal	PROPN
ajst-23761	70	3	of	of	ADP
ajst-23761	70	4	computational	computational	ADJ
ajst-23761	70	5	mechanics,2018,35(06):669	mechanics,2018,35(06):669	NOUN
ajst-23761	70	6	-	-	PUNCT
ajst-23761	70	7	674	674	NUM
ajst-23761	70	8	.	.	PUNCT