id	sid	tid	token	lemma	pos
ajst-1490	1	1	academic	academic	ADJ
ajst-1490	1	2	journal	journal	NOUN
ajst-1490	1	3	of	of	ADP
ajst-1490	1	4	science	science	NOUN
ajst-1490	1	5	and	and	CCONJ
ajst-1490	1	6	technology	technology	NOUN
ajst-1490	1	7	issn	issn	NOUN
ajst-1490	1	8	:	:	PUNCT
ajst-1490	1	9	2771	2771	NUM
ajst-1490	1	10	-	-	SYM
ajst-1490	1	11	3032	3032	NUM
ajst-1490	1	12	|	|	NOUN
ajst-1490	1	13	vol	vol	NOUN
ajst-1490	1	14	.	.	PROPN
ajst-1490	2	1	2	2	NUM
ajst-1490	2	2	,	,	PUNCT
ajst-1490	2	3	no	no	INTJ
ajst-1490	2	4	.	.	NOUN
ajst-1490	2	5	3	3	NUM
ajst-1490	2	6	,	,	PUNCT
ajst-1490	2	7	2022	2022	NUM
ajst-1490	2	8	54	54	NUM
ajst-1490	2	9	research	research	NOUN
ajst-1490	2	10	on	on	ADP
ajst-1490	2	11	desulfurization	desulfurization	NOUN
ajst-1490	2	12	technology	technology	NOUN
ajst-1490	2	13	of	of	ADP
ajst-1490	2	14	low	low	ADJ
ajst-1490	2	15	sulfur	sulfur	NOUN
ajst-1490	2	16	marine	marine	NOUN
ajst-1490	2	17	fuel	fuel	NOUN
ajst-1490	2	18	oil	oil	NOUN
ajst-1490	2	19	yonghong	yonghong	PROPN
ajst-1490	2	20	hu	hu	PROPN
ajst-1490	2	21	*	*	PROPN
ajst-1490	2	22	petrochina	petrochina	PROPN
ajst-1490	2	23	guangxi	guangxi	PROPN
ajst-1490	2	24	petrochemical	petrochemical	PROPN
ajst-1490	2	25	company	company	NOUN
ajst-1490	2	26	,	,	PUNCT
ajst-1490	2	27	guangxi	guangxi	PROPN
ajst-1490	2	28	535000	535000	NUM
ajst-1490	2	29	china	china	PROPN
ajst-1490	2	30	abstract	abstract	NOUN
ajst-1490	2	31	:	:	PUNCT
ajst-1490	2	32	with	with	ADP
ajst-1490	2	33	the	the	DET
ajst-1490	2	34	implementation	implementation	NOUN
ajst-1490	2	35	of	of	ADP
ajst-1490	2	36	the	the	DET
ajst-1490	2	37	international	international	ADJ
ajst-1490	2	38	maritime	maritime	ADJ
ajst-1490	2	39	organization	organization	NOUN
ajst-1490	2	40	(	(	PUNCT
ajst-1490	2	41	imo	imo	ADV
ajst-1490	2	42	)	)	PUNCT
ajst-1490	2	43	marine	marine	ADJ
ajst-1490	2	44	fuel	fuel	NOUN
ajst-1490	2	45	oil	oil	NOUN
ajst-1490	2	46	sulfur	sulfur	NOUN
ajst-1490	2	47	restriction	restriction	NOUN
ajst-1490	2	48	policy	policy	NOUN
ajst-1490	2	49	in	in	ADP
ajst-1490	2	50	2020	2020	NUM
ajst-1490	2	51	,	,	PUNCT
ajst-1490	2	52	the	the	DET
ajst-1490	2	53	desulfurization	desulfurization	NOUN
ajst-1490	2	54	technology	technology	NOUN
ajst-1490	2	55	of	of	ADP
ajst-1490	2	56	marine	marine	ADJ
ajst-1490	2	57	residual	residual	ADJ
ajst-1490	2	58	fuel	fuel	NOUN
ajst-1490	2	59	oil	oil	NOUN
ajst-1490	2	60	has	have	AUX
ajst-1490	2	61	received	receive	VERB
ajst-1490	2	62	more	more	ADJ
ajst-1490	2	63	attention	attention	NOUN
ajst-1490	2	64	from	from	ADP
ajst-1490	2	65	the	the	DET
ajst-1490	2	66	industry	industry	NOUN
ajst-1490	2	67	.	.	PUNCT
ajst-1490	3	1	heavy	heavy	ADJ
ajst-1490	3	2	feedstock	feedstock	NOUN
ajst-1490	3	3	is	be	AUX
ajst-1490	3	4	the	the	DET
ajst-1490	3	5	main	main	ADJ
ajst-1490	3	6	component	component	NOUN
ajst-1490	3	7	of	of	ADP
ajst-1490	3	8	marine	marine	ADJ
ajst-1490	3	9	residual	residual	ADJ
ajst-1490	3	10	fuel	fuel	NOUN
ajst-1490	3	11	oil	oil	NOUN
ajst-1490	3	12	,	,	PUNCT
ajst-1490	3	13	and	and	CCONJ
ajst-1490	3	14	this	this	DET
ajst-1490	3	15	paper	paper	NOUN
ajst-1490	3	16	introduces	introduce	VERB
ajst-1490	3	17	some	some	PRON
ajst-1490	3	18	of	of	ADP
ajst-1490	3	19	the	the	DET
ajst-1490	3	20	heavy	heavy	ADJ
ajst-1490	3	21	feedstock	feedstock	NOUN
ajst-1490	3	22	desulfurization	desulfurization	NOUN
ajst-1490	3	23	technologies	technology	NOUN
ajst-1490	3	24	,	,	PUNCT
ajst-1490	3	25	mainly	mainly	ADV
ajst-1490	3	26	hydrodesulfurization	hydrodesulfurization	NOUN
ajst-1490	3	27	,	,	PUNCT
ajst-1490	3	28	oxidation	oxidation	NOUN
ajst-1490	3	29	desulfurization	desulfurization	NOUN
ajst-1490	3	30	,	,	PUNCT
ajst-1490	3	31	reactive	reactive	ADJ
ajst-1490	3	32	metal	metal	NOUN
ajst-1490	3	33	desulfurization	desulfurization	NOUN
ajst-1490	3	34	,	,	PUNCT
ajst-1490	3	35	adsorption	adsorption	NOUN
ajst-1490	3	36	desulfurization	desulfurization	NOUN
ajst-1490	3	37	,	,	PUNCT
ajst-1490	3	38	biological	biological	ADJ
ajst-1490	3	39	desulfurization	desulfurization	NOUN
ajst-1490	3	40	and	and	CCONJ
ajst-1490	3	41	extraction	extraction	NOUN
ajst-1490	3	42	desulfurization	desulfurization	NOUN
ajst-1490	3	43	.	.	PUNCT
ajst-1490	4	1	the	the	DET
ajst-1490	4	2	respective	respective	ADJ
ajst-1490	4	3	advantages	advantage	NOUN
ajst-1490	4	4	,	,	PUNCT
ajst-1490	4	5	disadvantages	disadvantage	NOUN
ajst-1490	4	6	and	and	CCONJ
ajst-1490	4	7	applicability	applicability	NOUN
ajst-1490	4	8	of	of	ADP
ajst-1490	4	9	these	these	DET
ajst-1490	4	10	heavy	heavy	ADJ
ajst-1490	4	11	feedstock	feedstock	NOUN
ajst-1490	4	12	desulfurization	desulfurization	NOUN
ajst-1490	4	13	technologies	technology	NOUN
ajst-1490	4	14	are	be	AUX
ajst-1490	4	15	summarized	summarize	VERB
ajst-1490	4	16	.	.	PUNCT
ajst-1490	5	1	keywords	keyword	NOUN
ajst-1490	5	2	:	:	PUNCT
ajst-1490	5	3	marine	marine	ADJ
ajst-1490	5	4	fuel	fuel	NOUN
ajst-1490	5	5	oil	oil	NOUN
ajst-1490	5	6	,	,	PUNCT
ajst-1490	5	7	sulfur	sulfur	NOUN
ajst-1490	5	8	content	content	NOUN
ajst-1490	5	9	,	,	PUNCT
ajst-1490	5	10	desulfurization	desulfurization	NOUN
ajst-1490	5	11	technology	technology	NOUN
ajst-1490	5	12	.	.	PUNCT
ajst-1490	6	1	1	1	X
ajst-1490	6	2	.	.	X
ajst-1490	6	3	introduction	introduction	NOUN
ajst-1490	6	4	with	with	ADP
ajst-1490	6	5	the	the	DET
ajst-1490	6	6	rapid	rapid	ADJ
ajst-1490	6	7	economic	economic	ADJ
ajst-1490	6	8	development	development	NOUN
ajst-1490	6	9	and	and	CCONJ
ajst-1490	6	10	global	global	ADJ
ajst-1490	6	11	integration	integration	NOUN
ajst-1490	6	12	,	,	PUNCT
ajst-1490	6	13	as	as	ADP
ajst-1490	6	14	a	a	DET
ajst-1490	6	15	major	major	ADJ
ajst-1490	6	16	shipping	shipping	NOUN
ajst-1490	6	17	and	and	CCONJ
ajst-1490	6	18	trading	trading	NOUN
ajst-1490	6	19	country	country	NOUN
ajst-1490	6	20	,	,	PUNCT
ajst-1490	6	21	china	china	PROPN
ajst-1490	6	22	's	's	PART
ajst-1490	6	23	demand	demand	NOUN
ajst-1490	6	24	for	for	ADP
ajst-1490	6	25	marine	marine	ADJ
ajst-1490	6	26	fuel	fuel	NOUN
ajst-1490	6	27	oil	oil	NOUN
ajst-1490	6	28	is	be	AUX
ajst-1490	6	29	huge	huge	ADJ
ajst-1490	6	30	and	and	CCONJ
ajst-1490	6	31	will	will	AUX
ajst-1490	6	32	continue	continue	VERB
ajst-1490	6	33	to	to	PART
ajst-1490	6	34	rise	rise	VERB
ajst-1490	6	35	in	in	ADP
ajst-1490	6	36	the	the	DET
ajst-1490	6	37	future	future	NOUN
ajst-1490	6	38	.	.	PUNCT
ajst-1490	7	1	with	with	ADP
ajst-1490	7	2	the	the	DET
ajst-1490	7	3	frequent	frequent	ADJ
ajst-1490	7	4	international	international	ADJ
ajst-1490	7	5	trade	trade	NOUN
ajst-1490	7	6	,	,	PUNCT
ajst-1490	7	7	as	as	ADP
ajst-1490	7	8	one	one	NUM
ajst-1490	7	9	of	of	ADP
ajst-1490	7	10	the	the	DET
ajst-1490	7	11	five	five	NUM
ajst-1490	7	12	major	major	ADJ
ajst-1490	7	13	modes	mode	NOUN
ajst-1490	7	14	of	of	ADP
ajst-1490	7	15	transportation	transportation	NOUN
ajst-1490	7	16	,	,	PUNCT
ajst-1490	7	17	waterway	waterway	NOUN
ajst-1490	7	18	transportation	transportation	NOUN
ajst-1490	7	19	has	have	VERB
ajst-1490	7	20	the	the	DET
ajst-1490	7	21	advantages	advantage	NOUN
ajst-1490	7	22	of	of	ADP
ajst-1490	7	23	low	low	ADJ
ajst-1490	7	24	cost	cost	NOUN
ajst-1490	7	25	,	,	PUNCT
ajst-1490	7	26	long	long	ADJ
ajst-1490	7	27	transportation	transportation	NOUN
ajst-1490	7	28	distance	distance	NOUN
ajst-1490	7	29	and	and	CCONJ
ajst-1490	7	30	large	large	ADJ
ajst-1490	7	31	transportation	transportation	NOUN
ajst-1490	7	32	tonnage	tonnage	NOUN
ajst-1490	7	33	,	,	PUNCT
ajst-1490	7	34	which	which	PRON
ajst-1490	7	35	is	be	AUX
ajst-1490	7	36	incomparable	incomparable	ADJ
ajst-1490	7	37	to	to	ADP
ajst-1490	7	38	other	other	ADJ
ajst-1490	7	39	modes	mode	NOUN
ajst-1490	7	40	of	of	ADP
ajst-1490	7	41	transportation	transportation	NOUN
ajst-1490	7	42	,	,	PUNCT
ajst-1490	7	43	the	the	DET
ajst-1490	7	44	global	global	ADJ
ajst-1490	7	45	demand	demand	NOUN
ajst-1490	7	46	for	for	ADP
ajst-1490	7	47	marine	marine	ADJ
ajst-1490	7	48	fuel	fuel	NOUN
ajst-1490	7	49	oil	oil	NOUN
ajst-1490	7	50	will	will	AUX
ajst-1490	7	51	only	only	ADV
ajst-1490	7	52	increase	increase	VERB
ajst-1490	7	53	.	.	PUNCT
ajst-1490	8	1	the	the	DET
ajst-1490	8	2	international	international	ADJ
ajst-1490	8	3	maritime	maritime	ADJ
ajst-1490	8	4	organization	organization	NOUN
ajst-1490	8	5	(	(	PUNCT
ajst-1490	8	6	imo	imo	ADV
ajst-1490	8	7	)	)	PUNCT
ajst-1490	8	8	issued	issue	VERB
ajst-1490	8	9	the	the	DET
ajst-1490	8	10	"	"	PUNCT
ajst-1490	8	11	sulfur	sulfur	NOUN
ajst-1490	8	12	restriction	restriction	NOUN
ajst-1490	8	13	order	order	NOUN
ajst-1490	8	14	"	"	PUNCT
ajst-1490	8	15	,	,	PUNCT
ajst-1490	8	16	requiring	require	VERB
ajst-1490	8	17	the	the	DET
ajst-1490	8	18	global	global	ADJ
ajst-1490	8	19	use	use	NOUN
ajst-1490	8	20	of	of	ADP
ajst-1490	8	21	low	low	ADJ
ajst-1490	8	22	sulfur	sulfur	NOUN
ajst-1490	8	23	marine	marine	NOUN
ajst-1490	8	24	fuel	fuel	NOUN
ajst-1490	8	25	oil	oil	NOUN
ajst-1490	8	26	with	with	ADP
ajst-1490	8	27	sulfur	sulfur	NOUN
ajst-1490	8	28	content	content	NOUN
ajst-1490	8	29	(	(	PUNCT
ajst-1490	8	30	mass	mass	NOUN
ajst-1490	8	31	fraction	fraction	NOUN
ajst-1490	8	32	)	)	PUNCT
ajst-1490	8	33	less	less	ADJ
ajst-1490	8	34	than	than	ADP
ajst-1490	8	35	0.5	0.5	NUM
ajst-1490	8	36	%	%	NOUN
ajst-1490	8	37	in	in	ADP
ajst-1490	8	38	2020[1	2020[1	NUM
ajst-1490	8	39	]	]	PUNCT
ajst-1490	8	40	,	,	PUNCT
ajst-1490	8	41	and	and	CCONJ
ajst-1490	8	42	the	the	DET
ajst-1490	8	43	specific	specific	ADJ
ajst-1490	8	44	international	international	ADJ
ajst-1490	8	45	marine	marine	ADJ
ajst-1490	8	46	fuel	fuel	NOUN
ajst-1490	8	47	oil	oil	NOUN
ajst-1490	8	48	sulfur	sulfur	NOUN
ajst-1490	8	49	content	content	NOUN
ajst-1490	8	50	limit	limit	NOUN
ajst-1490	8	51	is	be	AUX
ajst-1490	8	52	shown	show	VERB
ajst-1490	8	53	in	in	ADP
ajst-1490	8	54	figure	figure	NOUN
ajst-1490	8	55	1	1	NUM
ajst-1490	8	56	.	.	PUNCT
ajst-1490	8	57	marine	marine	ADJ
ajst-1490	8	58	fuel	fuel	NOUN
ajst-1490	8	59	oil	oil	NOUN
ajst-1490	8	60	is	be	AUX
ajst-1490	8	61	mainly	mainly	ADV
ajst-1490	8	62	made	make	VERB
ajst-1490	8	63	of	of	ADP
ajst-1490	8	64	residual	residual	ADJ
ajst-1490	8	65	oil	oil	NOUN
ajst-1490	8	66	,	,	PUNCT
ajst-1490	8	67	coal	coal	NOUN
ajst-1490	8	68	tar	tar	NOUN
ajst-1490	8	69	and	and	CCONJ
ajst-1490	8	70	clarified	clarify	VERB
ajst-1490	8	71	catalytic	catalytic	ADJ
ajst-1490	8	72	cracking	cracking	NOUN
ajst-1490	8	73	slurry	slurry	NOUN
ajst-1490	8	74	blended	blend	VERB
ajst-1490	8	75	with	with	ADP
ajst-1490	8	76	light	light	ADJ
ajst-1490	8	77	components	component	NOUN
ajst-1490	8	78	.	.	PUNCT
ajst-1490	9	1	in	in	ADP
ajst-1490	9	2	the	the	DET
ajst-1490	9	3	past	past	NOUN
ajst-1490	9	4	,	,	PUNCT
ajst-1490	9	5	the	the	DET
ajst-1490	9	6	research	research	NOUN
ajst-1490	9	7	on	on	ADP
ajst-1490	9	8	marine	marine	ADJ
ajst-1490	9	9	fuel	fuel	NOUN
ajst-1490	9	10	oil	oil	NOUN
ajst-1490	9	11	mainly	mainly	ADV
ajst-1490	9	12	focused	focus	VERB
ajst-1490	9	13	on	on	ADP
ajst-1490	9	14	the	the	DET
ajst-1490	9	15	viscosity	viscosity	NOUN
ajst-1490	9	16	-	-	PUNCT
ajst-1490	9	17	temperature	temperature	NOUN
ajst-1490	9	18	and	and	CCONJ
ajst-1490	9	19	stability	stability	NOUN
ajst-1490	9	20	of	of	ADP
ajst-1490	9	21	marine	marine	ADJ
ajst-1490	9	22	fuel	fuel	NOUN
ajst-1490	9	23	oil	oil	NOUN
ajst-1490	9	24	,	,	PUNCT
ajst-1490	9	25	but	but	CCONJ
ajst-1490	9	26	relatively	relatively	ADV
ajst-1490	9	27	little	little	ADJ
ajst-1490	9	28	research	research	NOUN
ajst-1490	9	29	was	be	AUX
ajst-1490	9	30	done	do	VERB
ajst-1490	9	31	on	on	ADP
ajst-1490	9	32	the	the	DET
ajst-1490	9	33	desulfurization	desulfurization	NOUN
ajst-1490	9	34	technology	technology	NOUN
ajst-1490	9	35	of	of	ADP
ajst-1490	9	36	marine	marine	ADJ
ajst-1490	9	37	fuel	fuel	NOUN
ajst-1490	9	38	oil	oil	NOUN
ajst-1490	9	39	,	,	PUNCT
ajst-1490	9	40	while	while	SCONJ
ajst-1490	9	41	the	the	DET
ajst-1490	9	42	latest	late	ADJ
ajst-1490	9	43	regulations	regulation	NOUN
ajst-1490	9	44	on	on	ADP
ajst-1490	9	45	sulfur	sulfur	NOUN
ajst-1490	9	46	content	content	NOUN
ajst-1490	9	47	make	make	VERB
ajst-1490	9	48	the	the	DET
ajst-1490	9	49	requirement	requirement	NOUN
ajst-1490	9	50	of	of	ADP
ajst-1490	9	51	heavy	heavy	ADJ
ajst-1490	9	52	desulfurization	desulfurization	NOUN
ajst-1490	9	53	technology	technology	NOUN
ajst-1490	9	54	higher	high	ADJ
ajst-1490	9	55	and	and	CCONJ
ajst-1490	9	56	higher	high	ADJ
ajst-1490	9	57	.	.	PUNCT
ajst-1490	10	1	figure	figure	NOUN
ajst-1490	10	2	1	1	NUM
ajst-1490	10	3	.	.	PUNCT
ajst-1490	11	1	limit	limit	NOUN
ajst-1490	11	2	value	value	NOUN
ajst-1490	11	3	of	of	ADP
ajst-1490	11	4	sulfur	sulfur	NOUN
ajst-1490	11	5	content	content	NOUN
ajst-1490	11	6	of	of	ADP
ajst-1490	11	7	marine	marine	ADJ
ajst-1490	11	8	fuel	fuel	NOUN
ajst-1490	11	9	oil	oil	NOUN
ajst-1490	11	10	2	2	NUM
ajst-1490	11	11	.	.	PUNCT
ajst-1490	11	12	low	low	ADJ
ajst-1490	11	13	sulfur	sulfur	NOUN
ajst-1490	11	14	marine	marine	NOUN
ajst-1490	11	15	fuel	fuel	NOUN
ajst-1490	11	16	oil	oil	NOUN
ajst-1490	11	17	desulfurization	desulfurization	NOUN
ajst-1490	11	18	technology	technology	NOUN
ajst-1490	11	19	2.1	2.1	NUM
ajst-1490	11	20	.	.	PUNCT
ajst-1490	12	1	hydrodesulfurization	hydrodesulfurization	NOUN
ajst-1490	12	2	at	at	ADP
ajst-1490	12	3	present	present	ADJ
ajst-1490	12	4	,	,	PUNCT
ajst-1490	12	5	the	the	DET
ajst-1490	12	6	main	main	ADJ
ajst-1490	12	7	residue	residue	NOUN
ajst-1490	12	8	hydrodesulfurization	hydrodesulfurization	NOUN
ajst-1490	12	9	technologies	technology	NOUN
ajst-1490	12	10	are	be	AUX
ajst-1490	12	11	fixed	fix	VERB
ajst-1490	12	12	-	-	PUNCT
ajst-1490	12	13	bed	bed	NOUN
ajst-1490	12	14	and	and	CCONJ
ajst-1490	12	15	boiling	boiling	NOUN
ajst-1490	12	16	-	-	PUNCT
ajst-1490	12	17	bed	bed	NOUN
ajst-1490	12	18	residue	residue	NOUN
ajst-1490	12	19	hydrotreating	hydrotreating	NOUN
ajst-1490	12	20	,	,	PUNCT
ajst-1490	12	21	and	and	CCONJ
ajst-1490	12	22	the	the	DET
ajst-1490	12	23	desulfurization	desulfurization	NOUN
ajst-1490	12	24	rate	rate	NOUN
ajst-1490	12	25	is	be	AUX
ajst-1490	12	26	generally	generally	ADV
ajst-1490	12	27	between	between	ADP
ajst-1490	12	28	81	81	NUM
ajst-1490	12	29	%	%	NOUN
ajst-1490	12	30	and	and	CCONJ
ajst-1490	12	31	90	90	NUM
ajst-1490	12	32	%	%	NOUN
ajst-1490	12	33	,	,	PUNCT
ajst-1490	12	34	and	and	CCONJ
ajst-1490	12	35	the	the	DET
ajst-1490	12	36	sulfur	sulfur	NOUN
ajst-1490	12	37	mass	mass	NOUN
ajst-1490	12	38	fraction	fraction	NOUN
ajst-1490	12	39	of	of	ADP
ajst-1490	12	40	hydrotreating	hydrotreate	VERB
ajst-1490	12	41	residue	residue	NOUN
ajst-1490	12	42	can	can	AUX
ajst-1490	12	43	be	be	AUX
ajst-1490	12	44	controlled	control	VERB
ajst-1490	12	45	within	within	ADP
ajst-1490	12	46	0.5	0.5	NUM
ajst-1490	12	47	%	%	NOUN
ajst-1490	12	48	.	.	PUNCT
ajst-1490	13	1	however	however	ADV
ajst-1490	13	2	,	,	PUNCT
ajst-1490	13	3	the	the	DET
ajst-1490	13	4	residual	residual	ADJ
ajst-1490	13	5	carbon	carbon	NOUN
ajst-1490	13	6	is	be	AUX
ajst-1490	13	7	generally	generally	ADV
ajst-1490	13	8	high	high	ADJ
ajst-1490	13	9	and	and	CCONJ
ajst-1490	13	10	viscous	viscous	ADJ
ajst-1490	13	11	,	,	PUNCT
ajst-1490	13	12	and	and	CCONJ
ajst-1490	13	13	a	a	DET
ajst-1490	13	14	certain	certain	ADJ
ajst-1490	13	15	percentage	percentage	NOUN
ajst-1490	13	16	of	of	ADP
ajst-1490	13	17	diluted	diluted	ADJ
ajst-1490	13	18	oil	oil	NOUN
ajst-1490	13	19	(	(	PUNCT
ajst-1490	13	20	wax	wax	NOUN
ajst-1490	13	21	oil	oil	NOUN
ajst-1490	13	22	,	,	PUNCT
ajst-1490	13	23	catalytic	catalytic	ADJ
ajst-1490	13	24	cracking	cracking	NOUN
ajst-1490	13	25	slurry	slurry	NOUN
ajst-1490	13	26	,	,	PUNCT
ajst-1490	13	27	etc	etc	X
ajst-1490	13	28	.	.	X
ajst-1490	13	29	)	)	PUNCT
ajst-1490	13	30	needs	need	VERB
ajst-1490	13	31	to	to	PART
ajst-1490	13	32	be	be	AUX
ajst-1490	13	33	blended	blend	VERB
ajst-1490	13	34	as	as	ADP
ajst-1490	13	35	fixed	fix	VERB
ajst-1490	13	36	-	-	PUNCT
ajst-1490	13	37	bed	bed	NOUN
ajst-1490	13	38	feed	feed	NOUN
ajst-1490	13	39	,	,	PUNCT
ajst-1490	13	40	and	and	CCONJ
ajst-1490	13	41	the	the	DET
ajst-1490	13	42	installation	installation	NOUN
ajst-1490	13	43	and	and	CCONJ
ajst-1490	13	44	operation	operation	NOUN
ajst-1490	13	45	costs	cost	NOUN
ajst-1490	13	46	are	be	AUX
ajst-1490	13	47	very	very	ADV
ajst-1490	13	48	high	high	ADJ
ajst-1490	13	49	,	,	PUNCT
ajst-1490	13	50	thus	thus	ADV
ajst-1490	13	51	increasing	increase	VERB
ajst-1490	13	52	the	the	DET
ajst-1490	13	53	cost	cost	NOUN
ajst-1490	13	54	of	of	ADP
ajst-1490	13	55	producing	produce	VERB
ajst-1490	13	56	heavy	heavy	ADJ
ajst-1490	13	57	fuel	fuel	NOUN
ajst-1490	13	58	oil	oil	NOUN
ajst-1490	13	59	,	,	PUNCT
ajst-1490	13	60	so	so	CCONJ
ajst-1490	13	61	the	the	DET
ajst-1490	13	62	direct	direct	ADJ
ajst-1490	13	63	production	production	NOUN
ajst-1490	13	64	of	of	ADP
ajst-1490	13	65	heavy	heavy	ADJ
ajst-1490	13	66	marine	marine	ADJ
ajst-1490	13	67	fuel	fuel	NOUN
ajst-1490	13	68	oil	oil	NOUN
ajst-1490	13	69	with	with	ADP
ajst-1490	13	70	sulfur	sulfur	NOUN
ajst-1490	13	71	mass	mass	NOUN
ajst-1490	13	72	fraction	fraction	NOUN
ajst-1490	13	73	below	below	ADP
ajst-1490	13	74	0.5	0.5	NUM
ajst-1490	13	75	%	%	NOUN
ajst-1490	13	76	by	by	ADP
ajst-1490	13	77	fixed	fix	VERB
ajst-1490	13	78	-	-	PUNCT
ajst-1490	13	79	bed	bed	NOUN
ajst-1490	13	80	hydrogenation	hydrogenation	NOUN
ajst-1490	13	81	is	be	AUX
ajst-1490	13	82	worth	worth	ADJ
ajst-1490	13	83	further	far	ADV
ajst-1490	13	84	consideration[2	consideration[2	NOUN
ajst-1490	13	85	]	]	X
ajst-1490	13	86	.	.	PUNCT
ajst-1490	14	1	the	the	DET
ajst-1490	14	2	use	use	NOUN
ajst-1490	14	3	of	of	ADP
ajst-1490	14	4	boiling	boil	VERB
ajst-1490	14	5	bed	bed	NOUN
ajst-1490	14	6	technology	technology	NOUN
ajst-1490	14	7	to	to	PART
ajst-1490	14	8	process	process	VERB
ajst-1490	14	9	reduced	reduce	VERB
ajst-1490	14	10	pressure	pressure	NOUN
ajst-1490	14	11	residual	residual	ADJ
ajst-1490	14	12	oil	oil	NOUN
ajst-1490	14	13	without	without	ADP
ajst-1490	14	14	blending	blend	VERB
ajst-1490	14	15	diluted	dilute	VERB
ajst-1490	14	16	oil	oil	NOUN
ajst-1490	14	17	and	and	CCONJ
ajst-1490	14	18	to	to	PART
ajst-1490	14	19	produce	produce	VERB
ajst-1490	14	20	high	high	ADJ
ajst-1490	14	21	value	value	NOUN
ajst-1490	14	22	-	-	PUNCT
ajst-1490	14	23	added	add	VERB
ajst-1490	14	24	light	light	ADJ
ajst-1490	14	25	oil	oil	NOUN
ajst-1490	14	26	fraction	fraction	NOUN
ajst-1490	14	27	byproducts	byproduct	NOUN
ajst-1490	14	28	during	during	ADP
ajst-1490	14	29	the	the	DET
ajst-1490	14	30	hydrodesulfurization	hydrodesulfurization	NOUN
ajst-1490	14	31	reaction	reaction	NOUN
ajst-1490	14	32	has	have	AUX
ajst-1490	14	33	not	not	PART
ajst-1490	14	34	been	be	AUX
ajst-1490	14	35	fully	fully	ADV
ajst-1490	14	36	implemented	implement	VERB
ajst-1490	14	37	in	in	ADP
ajst-1490	14	38	the	the	DET
ajst-1490	14	39	refineries	refinery	NOUN
ajst-1490	14	40	.	.	PUNCT
ajst-1490	15	1	however	however	ADV
ajst-1490	15	2	,	,	PUNCT
ajst-1490	15	3	industrialized	industrialized	ADJ
ajst-1490	15	4	equipment	equipment	NOUN
ajst-1490	15	5	has	have	AUX
ajst-1490	15	6	not	not	PART
ajst-1490	15	7	been	be	AUX
ajst-1490	15	8	fully	fully	ADV
ajst-1490	15	9	adopted	adopt	VERB
ajst-1490	15	10	in	in	ADP
ajst-1490	15	11	various	various	ADJ
ajst-1490	15	12	refineries	refinery	NOUN
ajst-1490	15	13	.	.	PUNCT
ajst-1490	16	1	2.2	2.2	NUM
ajst-1490	16	2	.	.	PUNCT
ajst-1490	16	3	oxidation	oxidation	NOUN
ajst-1490	16	4	desulfurization	desulfurization	NOUN
ajst-1490	16	5	the	the	DET
ajst-1490	16	6	first	first	ADJ
ajst-1490	16	7	step	step	NOUN
ajst-1490	16	8	is	be	AUX
ajst-1490	16	9	the	the	DET
ajst-1490	16	10	oxidation	oxidation	NOUN
ajst-1490	16	11	of	of	ADP
ajst-1490	16	12	the	the	DET
ajst-1490	16	13	organic	organic	ADJ
ajst-1490	16	14	sulfide	sulfide	NOUN
ajst-1490	16	15	;	;	PUNCT
ajst-1490	16	16	the	the	DET
ajst-1490	16	17	second	second	ADJ
ajst-1490	16	18	step	step	NOUN
ajst-1490	16	19	is	be	AUX
ajst-1490	16	20	the	the	DET
ajst-1490	16	21	removal	removal	NOUN
ajst-1490	16	22	of	of	ADP
ajst-1490	16	23	the	the	DET
ajst-1490	16	24	organic	organic	ADJ
ajst-1490	16	25	sulfide	sulfide	NOUN
ajst-1490	16	26	,	,	PUNCT
ajst-1490	16	27	using	use	VERB
ajst-1490	16	28	the	the	DET
ajst-1490	16	29	change	change	NOUN
ajst-1490	16	30	in	in	ADP
ajst-1490	16	31	polarity	polarity	NOUN
ajst-1490	16	32	of	of	ADP
ajst-1490	16	33	the	the	DET
ajst-1490	16	34	product	product	NOUN
ajst-1490	16	35	to	to	PART
ajst-1490	16	36	separate	separate	VERB
ajst-1490	16	37	it	it	PRON
ajst-1490	16	38	from	from	ADP
ajst-1490	16	39	the	the	DET
ajst-1490	16	40	oil	oil	NOUN
ajst-1490	16	41	by	by	ADP
ajst-1490	16	42	extraction	extraction	NOUN
ajst-1490	16	43	.	.	PUNCT
ajst-1490	17	1	auterra	auterra	PROPN
ajst-1490	17	2	's	's	PART
ajst-1490	17	3	flexup	flexup	NOUN
ajst-1490	17	4	technology	technology	NOUN
ajst-1490	17	5	is	be	AUX
ajst-1490	17	6	a	a	DET
ajst-1490	17	7	heavy	heavy	ADJ
ajst-1490	17	8	oil	oil	NOUN
ajst-1490	17	9	desulfurization	desulfurization	NOUN
ajst-1490	17	10	technology	technology	NOUN
ajst-1490	17	11	that	that	PRON
ajst-1490	17	12	uses	use	VERB
ajst-1490	17	13	air	air	NOUN
ajst-1490	17	14	as	as	ADP
ajst-1490	17	15	an	an	DET
ajst-1490	17	16	oxidizer	oxidizer	NOUN
ajst-1490	17	17	to	to	PART
ajst-1490	17	18	effectively	effectively	ADV
ajst-1490	17	19	treat	treat	VERB
ajst-1490	17	20	high	high	ADJ
ajst-1490	17	21	-	-	PUNCT
ajst-1490	17	22	sulfur	sulfur	NOUN
ajst-1490	17	23	petroleum	petroleum	NOUN
ajst-1490	17	24	hydrocarbons	hydrocarbon	NOUN
ajst-1490	17	25	of	of	ADP
ajst-1490	17	26	various	various	ADJ
ajst-1490	17	27	viscosities[3	viscosities[3	NOUN
ajst-1490	17	28	]	]	PUNCT
ajst-1490	17	29	.	.	PUNCT
ajst-1490	18	1	it	it	PRON
ajst-1490	18	2	is	be	AUX
ajst-1490	18	3	a	a	DET
ajst-1490	18	4	strong	strong	ADJ
ajst-1490	18	5	competitive	competitive	ADJ
ajst-1490	18	6	technology	technology	NOUN
ajst-1490	18	7	for	for	ADP
ajst-1490	18	8	hds	hds	PROPN
ajst-1490	18	9	with	with	ADP
ajst-1490	18	10	low	low	ADJ
ajst-1490	18	11	investment	investment	NOUN
ajst-1490	18	12	and	and	CCONJ
ajst-1490	18	13	operating	operating	NOUN
ajst-1490	18	14	cost	cost	NOUN
ajst-1490	18	15	and	and	CCONJ
ajst-1490	18	16	high	high	ADJ
ajst-1490	18	17	desulfurization	desulfurization	NOUN
ajst-1490	18	18	rate	rate	NOUN
ajst-1490	18	19	,	,	PUNCT
ajst-1490	18	20	especially	especially	ADV
ajst-1490	18	21	for	for	ADP
ajst-1490	18	22	the	the	DET
ajst-1490	18	23	direct	direct	ADJ
ajst-1490	18	24	production	production	NOUN
ajst-1490	18	25	of	of	ADP
ajst-1490	18	26	residual	residual	ADJ
ajst-1490	18	27	marine	marine	ADJ
ajst-1490	18	28	fuel	fuel	NOUN
ajst-1490	18	29	or	or	CCONJ
ajst-1490	18	30	its	its	PRON
ajst-1490	18	31	blending	blend	VERB
ajst-1490	18	32	components	component	NOUN
ajst-1490	18	33	with	with	ADP
ajst-1490	18	34	sulfur	sulfur	NOUN
ajst-1490	18	35	fraction	fraction	NOUN
ajst-1490	18	36	below	below	ADP
ajst-1490	18	37	0.5	0.5	NUM
ajst-1490	18	38	%	%	NOUN
ajst-1490	18	39	.	.	PUNCT
ajst-1490	19	1	2.3	2.3	NUM
ajst-1490	19	2	.	.	PUNCT
ajst-1490	20	1	active	active	ADJ
ajst-1490	20	2	metal	metal	NOUN
ajst-1490	20	3	desulfurization	desulfurization	NOUN
ajst-1490	20	4	currently	currently	ADV
ajst-1490	20	5	,	,	PUNCT
ajst-1490	20	6	sodium	sodium	NOUN
ajst-1490	20	7	or	or	CCONJ
ajst-1490	20	8	lithium	lithium	NOUN
ajst-1490	20	9	is	be	AUX
ajst-1490	20	10	used	use	VERB
ajst-1490	20	11	as	as	ADP
ajst-1490	20	12	the	the	DET
ajst-1490	20	13	active	active	ADJ
ajst-1490	20	14	metal	metal	NOUN
ajst-1490	20	15	in	in	ADP
ajst-1490	20	16	most	most	ADJ
ajst-1490	20	17	of	of	ADP
ajst-1490	20	18	the	the	DET
ajst-1490	20	19	active	active	ADJ
ajst-1490	20	20	metal	metal	NOUN
ajst-1490	20	21	desulfurization	desulfurization	NOUN
ajst-1490	20	22	,	,	PUNCT
ajst-1490	20	23	which	which	PRON
ajst-1490	20	24	is	be	AUX
ajst-1490	20	25	more	more	ADV
ajst-1490	20	26	effective	effective	ADJ
ajst-1490	20	27	and	and	CCONJ
ajst-1490	20	28	selective	selective	ADJ
ajst-1490	20	29	than	than	ADP
ajst-1490	20	30	hydrogen	hydrogen	NOUN
ajst-1490	20	31	for	for	ADP
ajst-1490	20	32	the	the	DET
ajst-1490	20	33	removal	removal	NOUN
ajst-1490	20	34	of	of	ADP
ajst-1490	20	35	sulfur	sulfur	NOUN
ajst-1490	20	36	active	active	ADJ
ajst-1490	20	37	metal	metal	NOUN
ajst-1490	20	38	.	.	PUNCT
ajst-1490	21	1	in	in	ADP
ajst-1490	21	2	the	the	DET
ajst-1490	21	3	case	case	NOUN
ajst-1490	21	4	of	of	ADP
ajst-1490	21	5	sodium	sodium	NOUN
ajst-1490	21	6	metal[4	metal[4	PROPN
ajst-1490	21	7	]	]	X
ajst-1490	21	8	,	,	PUNCT
ajst-1490	21	9	for	for	ADP
ajst-1490	21	10	example	example	NOUN
ajst-1490	21	11	,	,	PUNCT
ajst-1490	21	12	55	55	NUM
ajst-1490	21	13	sodium	sodium	NOUN
ajst-1490	21	14	desulfurization	desulfurization	NOUN
ajst-1490	21	15	must	must	AUX
ajst-1490	21	16	take	take	VERB
ajst-1490	21	17	into	into	ADP
ajst-1490	21	18	account	account	NOUN
ajst-1490	21	19	the	the	DET
ajst-1490	21	20	economics	economic	NOUN
ajst-1490	21	21	of	of	ADP
ajst-1490	21	22	sodium	sodium	NOUN
ajst-1490	21	23	regeneration	regeneration	NOUN
ajst-1490	21	24	,	,	PUNCT
ajst-1490	21	25	and	and	CCONJ
ajst-1490	21	26	the	the	DET
ajst-1490	21	27	sodium	sodium	NOUN
ajst-1490	21	28	desulfurization	desulfurization	NOUN
ajst-1490	21	29	process	process	NOUN
ajst-1490	21	30	requires	require	VERB
ajst-1490	21	31	that	that	SCONJ
ajst-1490	21	32	a	a	DET
ajst-1490	21	33	moderate	moderate	ADJ
ajst-1490	21	34	hydrogen	hydrogen	NOUN
ajst-1490	21	35	partial	partial	ADJ
ajst-1490	21	36	pressure	pressure	NOUN
ajst-1490	21	37	be	be	AUX
ajst-1490	21	38	maintained	maintain	VERB
ajst-1490	21	39	in	in	ADP
ajst-1490	21	40	the	the	DET
ajst-1490	21	41	reaction	reaction	NOUN
ajst-1490	21	42	system	system	NOUN
ajst-1490	21	43	to	to	PART
ajst-1490	21	44	prevent	prevent	VERB
ajst-1490	21	45	excessive	excessive	ADJ
ajst-1490	21	46	carbon	carbon	NOUN
ajst-1490	21	47	formation	formation	NOUN
ajst-1490	21	48	.	.	PUNCT
ajst-1490	22	1	activated	activate	VERB
ajst-1490	22	2	metal	metal	NOUN
ajst-1490	22	3	desulfurization	desulfurization	NOUN
ajst-1490	22	4	has	have	VERB
ajst-1490	22	5	high	high	ADJ
ajst-1490	22	6	selectivity	selectivity	NOUN
ajst-1490	22	7	and	and	CCONJ
ajst-1490	22	8	high	high	ADJ
ajst-1490	22	9	desulfurization	desulfurization	NOUN
ajst-1490	22	10	rate	rate	NOUN
ajst-1490	22	11	,	,	PUNCT
ajst-1490	22	12	and	and	CCONJ
ajst-1490	22	13	deserves	deserve	VERB
ajst-1490	22	14	further	further	ADJ
ajst-1490	22	15	investigation	investigation	NOUN
ajst-1490	22	16	.	.	PUNCT
ajst-1490	23	1	2.4	2.4	NUM
ajst-1490	23	2	.	.	PUNCT
ajst-1490	24	1	adsorption	adsorption	NOUN
ajst-1490	24	2	desulfurization	desulfurization	NOUN
ajst-1490	24	3	various	various	ADJ
ajst-1490	24	4	adsorbents	adsorbent	NOUN
ajst-1490	24	5	,	,	PUNCT
ajst-1490	24	6	such	such	ADJ
ajst-1490	24	7	as	as	ADP
ajst-1490	24	8	activated	activated	ADJ
ajst-1490	24	9	carbon	carbon	NOUN
ajst-1490	24	10	,	,	PUNCT
ajst-1490	24	11	molecular	molecular	ADJ
ajst-1490	24	12	sieve	sieve	NOUN
ajst-1490	24	13	,	,	PUNCT
ajst-1490	24	14	metal	metal	NOUN
ajst-1490	24	15	oxides	oxide	NOUN
ajst-1490	24	16	,	,	PUNCT
ajst-1490	24	17	etc	etc	X
ajst-1490	24	18	.	.	X
ajst-1490	24	19	,	,	PUNCT
ajst-1490	24	20	are	be	AUX
ajst-1490	24	21	selected	select	VERB
ajst-1490	24	22	to	to	PART
ajst-1490	24	23	allow	allow	VERB
ajst-1490	24	24	weak	weak	ADJ
ajst-1490	24	25	chemical	chemical	NOUN
ajst-1490	24	26	interaction	interaction	NOUN
ajst-1490	24	27	between	between	ADP
ajst-1490	24	28	organic	organic	ADJ
ajst-1490	24	29	sulfur	sulfur	NOUN
ajst-1490	24	30	compounds	compound	NOUN
ajst-1490	24	31	and	and	CCONJ
ajst-1490	24	32	the	the	DET
ajst-1490	24	33	transition	transition	NOUN
ajst-1490	24	34	metal	metal	NOUN
ajst-1490	24	35	atoms	atom	NOUN
ajst-1490	24	36	on	on	ADP
ajst-1490	24	37	the	the	DET
ajst-1490	24	38	surface	surface	NOUN
ajst-1490	24	39	of	of	ADP
ajst-1490	24	40	the	the	DET
ajst-1490	24	41	adsorbent[5	adsorbent[5	NOUN
ajst-1490	24	42	]	]	X
ajst-1490	24	43	.	.	PUNCT
ajst-1490	25	1	the	the	DET
ajst-1490	25	2	advantages	advantage	NOUN
ajst-1490	25	3	are	be	AUX
ajst-1490	25	4	simple	simple	ADJ
ajst-1490	25	5	operation	operation	NOUN
ajst-1490	25	6	,	,	PUNCT
ajst-1490	25	7	low	low	ADJ
ajst-1490	25	8	investment	investment	NOUN
ajst-1490	25	9	,	,	PUNCT
ajst-1490	25	10	suitable	suitable	ADJ
ajst-1490	25	11	for	for	ADP
ajst-1490	25	12	deep	deep	ADJ
ajst-1490	25	13	desulfurization	desulfurization	NOUN
ajst-1490	25	14	and	and	CCONJ
ajst-1490	25	15	no	no	DET
ajst-1490	25	16	pollution	pollution	NOUN
ajst-1490	25	17	,	,	PUNCT
ajst-1490	25	18	and	and	CCONJ
ajst-1490	25	19	the	the	DET
ajst-1490	25	20	disadvantage	disadvantage	NOUN
ajst-1490	25	21	is	be	AUX
ajst-1490	25	22	the	the	DET
ajst-1490	25	23	weak	weak	ADJ
ajst-1490	25	24	adsorption	adsorption	NOUN
ajst-1490	25	25	of	of	ADP
ajst-1490	25	26	alkanes	alkane	NOUN
ajst-1490	25	27	.	.	PUNCT
ajst-1490	26	1	2.5	2.5	NUM
ajst-1490	26	2	.	.	PUNCT
ajst-1490	27	1	biodesulfurization	biodesulfurization	PROPN
ajst-1490	27	2	biodesulfurization	biodesulfurization	PROPN
ajst-1490	27	3	technology	technology	NOUN
ajst-1490	27	4	can	can	AUX
ajst-1490	27	5	remove	remove	VERB
ajst-1490	27	6	sulfide	sulfide	NOUN
ajst-1490	27	7	from	from	ADP
ajst-1490	27	8	heavy	heavy	ADJ
ajst-1490	27	9	feedstock	feedstock	NOUN
ajst-1490	27	10	oil	oil	NOUN
ajst-1490	27	11	under	under	ADP
ajst-1490	27	12	lower	low	ADJ
ajst-1490	27	13	temperature	temperature	NOUN
ajst-1490	27	14	and	and	CCONJ
ajst-1490	27	15	pressure	pressure	NOUN
ajst-1490	27	16	conditions	condition	NOUN
ajst-1490	27	17	,	,	PUNCT
ajst-1490	27	18	relying	rely	VERB
ajst-1490	27	19	on	on	ADP
ajst-1490	27	20	genetic	genetic	ADJ
ajst-1490	27	21	recombination	recombination	NOUN
ajst-1490	27	22	technology	technology	NOUN
ajst-1490	27	23	of	of	ADP
ajst-1490	27	24	bacteria	bacteria	NOUN
ajst-1490	27	25	,	,	PUNCT
ajst-1490	27	26	which	which	PRON
ajst-1490	27	27	provides	provide	VERB
ajst-1490	27	28	more	more	ADV
ajst-1490	27	29	efficient	efficient	ADJ
ajst-1490	27	30	and	and	CCONJ
ajst-1490	27	31	specific	specific	ADJ
ajst-1490	27	32	strains	strain	NOUN
ajst-1490	27	33	of	of	ADP
ajst-1490	27	34	substrate	substrate	NOUN
ajst-1490	27	35	.	.	PUNCT
ajst-1490	28	1	currently	currently	ADV
ajst-1490	28	2	,	,	PUNCT
ajst-1490	28	3	commonly	commonly	ADV
ajst-1490	28	4	used	use	VERB
ajst-1490	28	5	strains	strain	NOUN
ajst-1490	28	6	include	include	VERB
ajst-1490	28	7	rhodococcus	rhodococcus	NOUN
ajst-1490	28	8	erythropois	erythropois	NOUN
ajst-1490	28	9	,	,	PUNCT
ajst-1490	28	10	anthrobacter	anthrobacter	NOUN
ajst-1490	28	11	paraffineus	paraffineus	ADJ
ajst-1490	28	12	and	and	CCONJ
ajst-1490	28	13	thermophilic	thermophilic	ADJ
ajst-1490	28	14	bacterium	bacterium	NOUN
ajst-1490	28	15	,	,	PUNCT
ajst-1490	28	16	which	which	PRON
ajst-1490	28	17	can	can	AUX
ajst-1490	28	18	destroy	destroy	VERB
ajst-1490	28	19	c	c	NOUN
ajst-1490	28	20	-	-	PUNCT
ajst-1490	28	21	s	s	PART
ajst-1490	28	22	,	,	PUNCT
ajst-1490	28	23	allowing	allow	VERB
ajst-1490	28	24	sulfur	sulfur	NOUN
ajst-1490	28	25	atoms	atom	NOUN
ajst-1490	28	26	to	to	PART
ajst-1490	28	27	be	be	AUX
ajst-1490	28	28	oxidized	oxidize	VERB
ajst-1490	28	29	to	to	ADP
ajst-1490	28	30	sulfate[6	sulfate[6	NOUN
ajst-1490	28	31	]	]	PUNCT
ajst-1490	28	32	.	.	PUNCT
ajst-1490	29	1	the	the	DET
ajst-1490	29	2	method	method	NOUN
ajst-1490	29	3	requires	require	VERB
ajst-1490	29	4	full	full	ADJ
ajst-1490	29	5	contact	contact	NOUN
ajst-1490	29	6	between	between	ADP
ajst-1490	29	7	sulfur	sulfur	NOUN
ajst-1490	29	8	-	-	PUNCT
ajst-1490	29	9	eating	eat	VERB
ajst-1490	29	10	bacteria	bacteria	NOUN
ajst-1490	29	11	in	in	ADP
ajst-1490	29	12	the	the	DET
ajst-1490	29	13	aqueous	aqueous	ADJ
ajst-1490	29	14	phase	phase	NOUN
ajst-1490	29	15	and	and	CCONJ
ajst-1490	29	16	sulfide	sulfide	NOUN
ajst-1490	29	17	in	in	ADP
ajst-1490	29	18	heavy	heavy	ADJ
ajst-1490	29	19	feedstock	feedstock	NOUN
ajst-1490	29	20	oil	oil	NOUN
ajst-1490	29	21	.	.	PUNCT
ajst-1490	30	1	biodesulfurization	biodesulfurization	PROPN
ajst-1490	30	2	occurs	occur	VERB
ajst-1490	30	3	mainly	mainly	ADV
ajst-1490	30	4	at	at	ADP
ajst-1490	30	5	the	the	DET
ajst-1490	30	6	oil	oil	NOUN
ajst-1490	30	7	/	/	SYM
ajst-1490	30	8	water	water	NOUN
ajst-1490	30	9	phase	phase	NOUN
ajst-1490	30	10	interface	interface	NOUN
ajst-1490	30	11	,	,	PUNCT
ajst-1490	30	12	where	where	SCONJ
ajst-1490	30	13	the	the	DET
ajst-1490	30	14	reaction	reaction	NOUN
ajst-1490	30	15	control	control	NOUN
ajst-1490	30	16	steps	step	NOUN
ajst-1490	30	17	are	be	AUX
ajst-1490	30	18	the	the	DET
ajst-1490	30	19	diffusion	diffusion	NOUN
ajst-1490	30	20	of	of	ADP
ajst-1490	30	21	sulfide	sulfide	NOUN
ajst-1490	30	22	from	from	ADP
ajst-1490	30	23	the	the	DET
ajst-1490	30	24	main	main	ADJ
ajst-1490	30	25	zone	zone	NOUN
ajst-1490	30	26	of	of	ADP
ajst-1490	30	27	the	the	DET
ajst-1490	30	28	oil	oil	NOUN
ajst-1490	30	29	phase	phase	NOUN
ajst-1490	30	30	to	to	ADP
ajst-1490	30	31	the	the	DET
ajst-1490	30	32	aqueous	aqueous	ADJ
ajst-1490	30	33	phase	phase	NOUN
ajst-1490	30	34	and	and	CCONJ
ajst-1490	30	35	the	the	DET
ajst-1490	30	36	contact	contact	NOUN
ajst-1490	30	37	with	with	ADP
ajst-1490	30	38	the	the	DET
ajst-1490	30	39	cell	cell	NOUN
ajst-1490	30	40	membrane	membrane	NOUN
ajst-1490	30	41	of	of	ADP
ajst-1490	30	42	the	the	DET
ajst-1490	30	43	bacteria	bacteria	NOUN
ajst-1490	30	44	.	.	PUNCT
ajst-1490	31	1	the	the	DET
ajst-1490	31	2	efficiency	efficiency	NOUN
ajst-1490	31	3	of	of	ADP
ajst-1490	31	4	biodesulfurization	biodesulfurization	NOUN
ajst-1490	31	5	is	be	AUX
ajst-1490	31	6	largely	largely	ADV
ajst-1490	31	7	related	relate	VERB
ajst-1490	31	8	to	to	ADP
ajst-1490	31	9	the	the	DET
ajst-1490	31	10	particle	particle	NOUN
ajst-1490	31	11	size	size	NOUN
ajst-1490	31	12	of	of	ADP
ajst-1490	31	13	the	the	DET
ajst-1490	31	14	oil	oil	NOUN
ajst-1490	31	15	droplets	droplet	NOUN
ajst-1490	31	16	.	.	PUNCT
ajst-1490	32	1	its	its	PRON
ajst-1490	32	2	advantages	advantage	NOUN
ajst-1490	32	3	are	be	AUX
ajst-1490	32	4	complete	complete	ADJ
ajst-1490	32	5	removal	removal	NOUN
ajst-1490	32	6	of	of	ADP
ajst-1490	32	7	thiophene	thiophene	NOUN
ajst-1490	32	8	sulfur	sulfur	NOUN
ajst-1490	32	9	,	,	PUNCT
ajst-1490	32	10	mild	mild	ADJ
ajst-1490	32	11	operating	operating	NOUN
ajst-1490	32	12	conditions	condition	NOUN
ajst-1490	32	13	,	,	PUNCT
ajst-1490	32	14	and	and	CCONJ
ajst-1490	32	15	disadvantages	disadvantage	NOUN
ajst-1490	32	16	are	be	AUX
ajst-1490	32	17	long	long	ADJ
ajst-1490	32	18	reaction	reaction	NOUN
ajst-1490	32	19	time	time	NOUN
ajst-1490	32	20	and	and	CCONJ
ajst-1490	32	21	easy	easy	ADJ
ajst-1490	32	22	emulsification	emulsification	NOUN
ajst-1490	32	23	at	at	ADP
ajst-1490	32	24	the	the	DET
ajst-1490	32	25	oil	oil	NOUN
ajst-1490	32	26	/	/	SYM
ajst-1490	32	27	water	water	NOUN
ajst-1490	32	28	phase	phase	NOUN
ajst-1490	32	29	interface	interface	NOUN
ajst-1490	32	30	.	.	PUNCT
ajst-1490	33	1	2.6	2.6	NUM
ajst-1490	33	2	.	.	PUNCT
ajst-1490	34	1	extraction	extraction	NOUN
ajst-1490	34	2	desulfurization	desulfurization	NOUN
ajst-1490	34	3	the	the	DET
ajst-1490	34	4	use	use	NOUN
ajst-1490	34	5	of	of	ADP
ajst-1490	34	6	extractants	extractant	NOUN
ajst-1490	34	7	,	,	PUNCT
ajst-1490	34	8	such	such	ADJ
ajst-1490	34	9	as	as	ADP
ajst-1490	34	10	isobutane	isobutane	NOUN
ajst-1490	34	11	and	and	CCONJ
ajst-1490	34	12	acetonitrile	acetonitrile	NOUN
ajst-1490	34	13	,	,	PUNCT
ajst-1490	34	14	can	can	AUX
ajst-1490	34	15	achieve	achieve	VERB
ajst-1490	34	16	the	the	DET
ajst-1490	34	17	effect	effect	NOUN
ajst-1490	34	18	of	of	ADP
ajst-1490	34	19	desulfurization	desulfurization	NOUN
ajst-1490	34	20	under	under	ADP
ajst-1490	34	21	specific	specific	ADJ
ajst-1490	34	22	conditions	condition	NOUN
ajst-1490	34	23	,	,	PUNCT
ajst-1490	34	24	depending	depend	VERB
ajst-1490	34	25	on	on	ADP
ajst-1490	34	26	the	the	DET
ajst-1490	34	27	solubility	solubility	NOUN
ajst-1490	34	28	of	of	ADP
ajst-1490	34	29	the	the	DET
ajst-1490	34	30	extractant	extractant	NOUN
ajst-1490	34	31	for	for	ADP
ajst-1490	34	32	sulfide	sulfide	NOUN
ajst-1490	34	33	and	and	CCONJ
ajst-1490	34	34	fuel	fuel	NOUN
ajst-1490	34	35	oil	oil	NOUN
ajst-1490	34	36	at	at	ADP
ajst-1490	34	37	a	a	DET
ajst-1490	34	38	certain	certain	ADJ
ajst-1490	34	39	temperature	temperature	NOUN
ajst-1490	34	40	and	and	CCONJ
ajst-1490	34	41	pressure	pressure	NOUN
ajst-1490	34	42	conditions	condition	NOUN
ajst-1490	34	43	.	.	PUNCT
ajst-1490	35	1	the	the	DET
ajst-1490	35	2	advantage	advantage	NOUN
ajst-1490	35	3	is	be	AUX
ajst-1490	35	4	that	that	SCONJ
ajst-1490	35	5	the	the	DET
ajst-1490	35	6	reaction	reaction	NOUN
ajst-1490	35	7	conditions	condition	NOUN
ajst-1490	35	8	are	be	AUX
ajst-1490	35	9	mild	mild	ADJ
ajst-1490	35	10	,	,	PUNCT
ajst-1490	35	11	but	but	CCONJ
ajst-1490	35	12	the	the	DET
ajst-1490	35	13	disadvantage	disadvantage	NOUN
ajst-1490	35	14	is	be	AUX
ajst-1490	35	15	that	that	SCONJ
ajst-1490	35	16	the	the	DET
ajst-1490	35	17	energy	energy	NOUN
ajst-1490	35	18	consumption	consumption	NOUN
ajst-1490	35	19	is	be	AUX
ajst-1490	35	20	too	too	ADV
ajst-1490	35	21	large	large	ADJ
ajst-1490	35	22	and	and	CCONJ
ajst-1490	35	23	the	the	DET
ajst-1490	35	24	oil	oil	NOUN
ajst-1490	35	25	yield	yield	NOUN
ajst-1490	35	26	is	be	AUX
ajst-1490	35	27	low.[7	low.[7	NOUN
ajst-1490	35	28	]	]	X
ajst-1490	35	29	3	3	NUM
ajst-1490	35	30	.	.	NOUN
ajst-1490	35	31	conclusion	conclusion	NOUN
ajst-1490	35	32	with	with	ADP
ajst-1490	35	33	the	the	DET
ajst-1490	35	34	recovery	recovery	NOUN
ajst-1490	35	35	of	of	ADP
ajst-1490	35	36	the	the	DET
ajst-1490	35	37	global	global	ADJ
ajst-1490	35	38	economy	economy	NOUN
ajst-1490	35	39	and	and	CCONJ
ajst-1490	35	40	the	the	DET
ajst-1490	35	41	rebound	rebound	NOUN
ajst-1490	35	42	of	of	ADP
ajst-1490	35	43	the	the	DET
ajst-1490	35	44	shipping	shipping	NOUN
ajst-1490	35	45	market	market	NOUN
ajst-1490	35	46	,	,	PUNCT
ajst-1490	35	47	the	the	DET
ajst-1490	35	48	global	global	ADJ
ajst-1490	35	49	market	market	NOUN
ajst-1490	35	50	demand	demand	NOUN
ajst-1490	35	51	for	for	ADP
ajst-1490	35	52	marine	marine	ADJ
ajst-1490	35	53	fuel	fuel	NOUN
ajst-1490	35	54	oil	oil	NOUN
ajst-1490	35	55	is	be	AUX
ajst-1490	35	56	huge	huge	ADJ
ajst-1490	35	57	,	,	PUNCT
ajst-1490	35	58	and	and	CCONJ
ajst-1490	35	59	the	the	DET
ajst-1490	35	60	production	production	NOUN
ajst-1490	35	61	of	of	ADP
ajst-1490	35	62	low	low	ADJ
ajst-1490	35	63	-	-	PUNCT
ajst-1490	35	64	sulfur	sulfur	NOUN
ajst-1490	35	65	marine	marine	ADJ
ajst-1490	35	66	fuel	fuel	NOUN
ajst-1490	35	67	is	be	AUX
ajst-1490	35	68	almost	almost	ADV
ajst-1490	35	69	blank	blank	ADJ
ajst-1490	35	70	in	in	ADP
ajst-1490	35	71	china	china	PROPN
ajst-1490	35	72	.	.	PUNCT
ajst-1490	36	1	the	the	DET
ajst-1490	36	2	technology	technology	NOUN
ajst-1490	36	3	of	of	ADP
ajst-1490	36	4	marine	marine	ADJ
ajst-1490	36	5	fuel	fuel	NOUN
ajst-1490	36	6	blending	blending	NOUN
ajst-1490	36	7	is	be	AUX
ajst-1490	36	8	limited	limit	VERB
ajst-1490	36	9	by	by	ADP
ajst-1490	36	10	the	the	DET
ajst-1490	36	11	low	low	ADJ
ajst-1490	36	12	yield	yield	NOUN
ajst-1490	36	13	of	of	ADP
ajst-1490	36	14	low	low	ADJ
ajst-1490	36	15	sulfur	sulfur	NOUN
ajst-1490	36	16	component	component	NOUN
ajst-1490	36	17	oil	oil	NOUN
ajst-1490	36	18	,	,	PUNCT
ajst-1490	36	19	so	so	SCONJ
ajst-1490	36	20	there	there	PRON
ajst-1490	36	21	is	be	VERB
ajst-1490	36	22	a	a	DET
ajst-1490	36	23	limitation	limitation	NOUN
ajst-1490	36	24	for	for	ADP
ajst-1490	36	25	large	large	ADJ
ajst-1490	36	26	-	-	PUNCT
ajst-1490	36	27	scale	scale	NOUN
ajst-1490	36	28	application	application	NOUN
ajst-1490	36	29	.	.	PUNCT
ajst-1490	37	1	the	the	DET
ajst-1490	37	2	fixed	fix	VERB
ajst-1490	37	3	-	-	PUNCT
ajst-1490	37	4	bed	bed	NOUN
ajst-1490	37	5	residue	residue	NOUN
ajst-1490	37	6	hydrodesulfurization	hydrodesulfurization	NOUN
ajst-1490	37	7	process	process	NOUN
ajst-1490	37	8	is	be	AUX
ajst-1490	37	9	a	a	DET
ajst-1490	37	10	more	more	ADV
ajst-1490	37	11	mature	mature	ADJ
ajst-1490	37	12	desulfurization	desulfurization	NOUN
ajst-1490	37	13	technology	technology	NOUN
ajst-1490	37	14	,	,	PUNCT
ajst-1490	37	15	but	but	CCONJ
ajst-1490	37	16	with	with	ADP
ajst-1490	37	17	the	the	DET
ajst-1490	37	18	current	current	ADJ
ajst-1490	37	19	price	price	NOUN
ajst-1490	37	20	of	of	ADP
ajst-1490	37	21	fuel	fuel	NOUN
ajst-1490	37	22	oil	oil	NOUN
ajst-1490	37	23	,	,	PUNCT
ajst-1490	37	24	optimization	optimization	NOUN
ajst-1490	37	25	research	research	NOUN
ajst-1490	37	26	is	be	AUX
ajst-1490	37	27	needed	need	VERB
ajst-1490	37	28	to	to	PART
ajst-1490	37	29	reduce	reduce	VERB
ajst-1490	37	30	the	the	DET
ajst-1490	37	31	cost	cost	NOUN
ajst-1490	37	32	of	of	ADP
ajst-1490	37	33	producing	produce	VERB
ajst-1490	37	34	low	low	ADJ
ajst-1490	37	35	sulfur	sulfur	NOUN
ajst-1490	37	36	heavy	heavy	ADJ
ajst-1490	37	37	marine	marine	ADJ
ajst-1490	37	38	fuel	fuel	NOUN
ajst-1490	37	39	.	.	PUNCT
ajst-1490	38	1	the	the	DET
ajst-1490	38	2	boiling	boiling	NOUN
ajst-1490	38	3	bed	bed	NOUN
ajst-1490	38	4	residue	residue	NOUN
ajst-1490	38	5	hydrodesulfurization	hydrodesulfurization	NOUN
ajst-1490	38	6	technology	technology	NOUN
ajst-1490	38	7	can	can	AUX
ajst-1490	38	8	produce	produce	VERB
ajst-1490	38	9	qualified	qualified	ADJ
ajst-1490	38	10	low	low	ADJ
ajst-1490	38	11	sulfur	sulfur	NOUN
ajst-1490	38	12	heavy	heavy	ADJ
ajst-1490	38	13	marine	marine	ADJ
ajst-1490	38	14	fuel	fuel	NOUN
ajst-1490	38	15	,	,	PUNCT
ajst-1490	38	16	which	which	PRON
ajst-1490	38	17	has	have	VERB
ajst-1490	38	18	good	good	ADJ
ajst-1490	38	19	economic	economic	ADJ
ajst-1490	38	20	feasibility	feasibility	NOUN
ajst-1490	38	21	and	and	CCONJ
ajst-1490	38	22	will	will	AUX
ajst-1490	38	23	become	become	VERB
ajst-1490	38	24	the	the	DET
ajst-1490	38	25	main	main	ADJ
ajst-1490	38	26	force	force	NOUN
ajst-1490	38	27	of	of	ADP
ajst-1490	38	28	heavy	heavy	ADJ
ajst-1490	38	29	marine	marine	ADJ
ajst-1490	38	30	fuel	fuel	NOUN
ajst-1490	38	31	low	low	ADJ
ajst-1490	38	32	sulfur	sulfur	NOUN
ajst-1490	38	33	and	and	CCONJ
ajst-1490	38	34	industrialization	industrialization	NOUN
ajst-1490	38	35	technology	technology	NOUN
ajst-1490	38	36	.	.	PUNCT
ajst-1490	39	1	at	at	ADP
ajst-1490	39	2	present	present	ADJ
ajst-1490	39	3	,	,	PUNCT
ajst-1490	39	4	overseas	overseas	ADJ
ajst-1490	39	5	development	development	NOUN
ajst-1490	39	6	of	of	ADP
ajst-1490	39	7	oxidation	oxidation	NOUN
ajst-1490	39	8	desulfurization	desulfurization	NOUN
ajst-1490	39	9	,	,	PUNCT
ajst-1490	39	10	sodium	sodium	NOUN
ajst-1490	39	11	desulfurization	desulfurization	NOUN
ajst-1490	39	12	and	and	CCONJ
ajst-1490	39	13	other	other	ADJ
ajst-1490	39	14	emerging	emerge	VERB
ajst-1490	39	15	residue	residue	NOUN
ajst-1490	39	16	desulfurization	desulfurization	NOUN
ajst-1490	39	17	technology	technology	NOUN
ajst-1490	39	18	is	be	AUX
ajst-1490	39	19	worthy	worthy	ADJ
ajst-1490	39	20	of	of	ADP
ajst-1490	39	21	attention	attention	NOUN
ajst-1490	39	22	.	.	PUNCT
ajst-1490	40	1	references	reference	NOUN
ajst-1490	40	2	[	[	X
ajst-1490	40	3	1	1	NUM
ajst-1490	40	4	]	]	PUNCT
ajst-1490	40	5	van	van	PROPN
ajst-1490	40	6	t	t	PROPN
ajst-1490	40	7	c	c	PROPN
ajst-1490	40	8	,	,	PUNCT
ajst-1490	40	9	ramirez	ramirez	PROPN
ajst-1490	40	10	j	j	PROPN
ajst-1490	40	11	a	a	PROPN
ajst-1490	40	12	,	,	PUNCT
ajst-1490	40	13	rainey	rainey	PROPN
ajst-1490	40	14	t	t	PROPN
ajst-1490	40	15	j	j	PROPN
ajst-1490	40	16	,	,	PUNCT
ajst-1490	40	17	et	et	PROPN
ajst-1490	40	18	al	al	PROPN
ajst-1490	40	19	.	.	PUNCT
ajst-1490	41	1	global	global	ADJ
ajst-1490	41	2	impacts	impact	NOUN
ajst-1490	41	3	of	of	ADP
ajst-1490	41	4	recent	recent	ADJ
ajst-1490	41	5	imo	imo	ADJ
ajst-1490	41	6	regulations	regulation	NOUN
ajst-1490	41	7	on	on	ADP
ajst-1490	41	8	marine	marine	ADJ
ajst-1490	41	9	fuel	fuel	NOUN
ajst-1490	41	10	oil	oil	NOUN
ajst-1490	41	11	refining	refining	NOUN
ajst-1490	41	12	processes	process	NOUN
ajst-1490	41	13	and	and	CCONJ
ajst-1490	41	14	ship	ship	NOUN
ajst-1490	41	15	emissions	emission	NOUN
ajst-1490	41	16	[	[	X
ajst-1490	41	17	j	j	X
ajst-1490	41	18	]	]	X
ajst-1490	41	19	.	.	PUNCT
ajst-1490	42	1	transportation	transportation	NOUN
ajst-1490	42	2	research	research	NOUN
ajst-1490	42	3	part	part	NOUN
ajst-1490	42	4	dtransport	dtransport	NOUN
ajst-1490	42	5	and	and	CCONJ
ajst-1490	42	6	environment	environment	NOUN
ajst-1490	42	7	,	,	PUNCT
ajst-1490	42	8	2019	2019	NUM
ajst-1490	42	9	,	,	PUNCT
ajst-1490	42	10	70(4	70(4	NUM
ajst-1490	42	11	):	):	PUNCT
ajst-1490	42	12	123	123	NUM
ajst-1490	42	13	-	-	SYM
ajst-1490	42	14	134	134	NUM
ajst-1490	42	15	.	.	PUNCT
ajst-1490	43	1	[	[	X
ajst-1490	43	2	2	2	NUM
ajst-1490	43	3	]	]	X
ajst-1490	43	4	li	li	PROPN
ajst-1490	43	5	dadong	dadong	PROPN
ajst-1490	43	6	.	.	PUNCT
ajst-1490	44	1	hydroprocessing	hydroprocesse	VERB
ajst-1490	44	2	process	process	NOUN
ajst-1490	44	3	and	and	CCONJ
ajst-1490	44	4	engineering	engineering	NOUN
ajst-1490	45	1	[	[	X
ajst-1490	46	1	m	m	X
ajst-1490	46	2	]	]	X
ajst-1490	46	3	.	.	PUNCT
ajst-1490	47	1	beijing	beijing	PROPN
ajst-1490	47	2	:	:	PUNCT
ajst-1490	48	1	china	china	PROPN
ajst-1490	48	2	petrochemical	petrochemical	PROPN
ajst-1490	48	3	press	press	PROPN
ajst-1490	48	4	,	,	PUNCT
ajst-1490	48	5	2004	2004	NUM
ajst-1490	48	6	:	:	PUNCT
ajst-1490	48	7	1138	1138	NUM
ajst-1490	48	8	-	-	SYM
ajst-1490	48	9	1166	1166	NUM
ajst-1490	48	10	.	.	PUNCT
ajst-1490	49	1	[	[	X
ajst-1490	49	2	3	3	X
ajst-1490	49	3	]	]	PUNCT
ajst-1490	49	4	farshi	farshi	NOUN
ajst-1490	49	5	a	a	PRON
ajst-1490	49	6	,	,	PUNCT
ajst-1490	49	7	shiralizadeh	shiralizadeh	PROPN
ajst-1490	49	8	p.	p.	NOUN
ajst-1490	49	9	sulfur	sulfur	NOUN
ajst-1490	49	10	reduction	reduction	NOUN
ajst-1490	49	11	of	of	ADP
ajst-1490	49	12	heavy	heavy	ADJ
ajst-1490	49	13	fuel	fuel	NOUN
ajst-1490	49	14	oil	oil	NOUN
ajst-1490	49	15	by	by	ADP
ajst-1490	49	16	oxidative	oxidative	ADJ
ajst-1490	49	17	desulfurization	desulfurization	NOUN
ajst-1490	49	18	(	(	PUNCT
ajst-1490	49	19	ods	ods	PROPN
ajst-1490	49	20	)	)	PUNCT
ajst-1490	49	21	method	method	NOUN
ajst-1490	50	1	[	[	X
ajst-1490	50	2	j	j	X
ajst-1490	50	3	]	]	X
ajst-1490	50	4	.	.	PUNCT
ajst-1490	51	1	petroleum	petroleum	PROPN
ajst-1490	51	2	&	&	CCONJ
ajst-1490	51	3	coal	coal	NOUN
ajst-1490	51	4	,	,	PUNCT
ajst-1490	51	5	2015	2015	NUM
ajst-1490	51	6	,	,	PUNCT
ajst-1490	51	7	57	57	NUM
ajst-1490	51	8	(	(	PUNCT
ajst-1490	51	9	3	3	NUM
ajst-1490	51	10	):	):	PUNCT
ajst-1490	51	11	295	295	NUM
ajst-1490	51	12	-	-	SYM
ajst-1490	51	13	302	302	NUM
ajst-1490	51	14	.	.	PUNCT
ajst-1490	52	1	[	[	X
ajst-1490	52	2	4	4	X
ajst-1490	52	3	]	]	X
ajst-1490	52	4	aitani	aitani	NOUN
ajst-1490	52	5	a	a	DET
ajst-1490	52	6	m	m	PROPN
ajst-1490	52	7	,	,	PUNCT
ajst-1490	52	8	ali	ali	PROPN
ajst-1490	52	9	m	m	PROPN
ajst-1490	52	10	f	f	PROPN
ajst-1490	52	11	,	,	PUNCT
ajst-1490	52	12	al	al	PROPN
ajst-1490	52	13	-	-	PUNCT
ajst-1490	52	14	ali	ali	PROPN
ajst-1490	52	15	h	h	PROPN
ajst-1490	52	16	h	h	PROPN
ajst-1490	52	17	,	,	PUNCT
ajst-1490	52	18	a	a	DET
ajst-1490	52	19	review	review	NOUN
ajst-1490	52	20	of	of	ADP
ajst-1490	52	21	nonconventional	nonconventional	ADJ
ajst-1490	52	22	methods	method	NOUN
ajst-1490	52	23	for	for	ADP
ajst-1490	52	24	the	the	DET
ajst-1490	52	25	desulfurization	desulfurization	NOUN
ajst-1490	52	26	of	of	ADP
ajst-1490	52	27	residual	residual	ADJ
ajst-1490	52	28	fuel	fuel	NOUN
ajst-1490	52	29	oil	oil	NOUN
ajst-1490	52	30	[	[	X
ajst-1490	52	31	j	j	X
ajst-1490	52	32	]	]	X
ajst-1490	52	33	.	.	PUNCT
ajst-1490	53	1	petroleum	petroleum	NOUN
ajst-1490	53	2	science	science	NOUN
ajst-1490	53	3	and	and	CCONJ
ajst-1490	53	4	technology，2000，18	technology，2000，18	PROPN
ajst-1490	53	5	(	(	PUNCT
ajst-1490	53	6	5＆	5＆	NOUN
ajst-1490	53	7	6	6	NUM
ajst-1490	53	8	)	)	PUNCT
ajst-1490	53	9	:	:	PUNCT
ajst-1490	54	1	541	541	NUM
ajst-1490	54	2	.	.	PUNCT
ajst-1490	55	1	[	[	X
ajst-1490	55	2	5	5	NUM
ajst-1490	55	3	]	]	PUNCT
ajst-1490	55	4	an	an	DET
ajst-1490	55	5	changsheng	changsheng	PROPN
ajst-1490	55	6	,	,	PUNCT
ajst-1490	55	7	li	li	PROPN
ajst-1490	55	8	qiaoling	qiaoling	PROPN
ajst-1490	55	9	,	,	PUNCT
ajst-1490	55	10	zhang	zhang	PROPN
ajst-1490	55	11	zhao	zhao	PROPN
ajst-1490	55	12	,	,	PUNCT
ajst-1490	55	13	et	et	PROPN
ajst-1490	55	14	al	al	PROPN
ajst-1490	55	15	.	.	PUNCT
ajst-1490	56	1	research	research	NOUN
ajst-1490	56	2	progress	progress	NOUN
ajst-1490	56	3	of	of	ADP
ajst-1490	56	4	desulfurization	desulfurization	NOUN
ajst-1490	56	5	technology	technology	NOUN
ajst-1490	56	6	for	for	ADP
ajst-1490	56	7	fuel	fuel	NOUN
ajst-1490	56	8	oil	oil	NOUN
ajst-1490	57	1	[	[	X
ajst-1490	57	2	j	j	X
ajst-1490	57	3	]	]	X
ajst-1490	57	4	.	.	PUNCT
ajst-1490	58	1	refining	refining	NOUN
ajst-1490	58	2	and	and	CCONJ
ajst-1490	58	3	chemical	chemical	NOUN
ajst-1490	58	4	industry	industry	NOUN
ajst-1490	58	5	,	,	PUNCT
ajst-1490	58	6	2014	2014	NUM
ajst-1490	58	7	,	,	PUNCT
ajst-1490	58	8	25	25	NUM
ajst-1490	58	9	(	(	PUNCT
ajst-1490	58	10	6	6	NUM
ajst-1490	58	11	)	)	PUNCT
ajst-1490	58	12	:	:	PUNCT
ajst-1490	59	1	3	3	X
ajst-1490	59	2	.	.	PUNCT
ajst-1490	60	1	[	[	X
ajst-1490	60	2	6	6	NUM
ajst-1490	60	3	]	]	X
ajst-1490	60	4	aitani	aitani	NOUN
ajst-1490	60	5	a	a	DET
ajst-1490	60	6	m	m	PROPN
ajst-1490	60	7	,	,	PUNCT
ajst-1490	60	8	ali	ali	PROPN
ajst-1490	60	9	m	m	PROPN
ajst-1490	60	10	f	f	PROPN
ajst-1490	60	11	,	,	PUNCT
ajst-1490	60	12	al⁃ali	al⁃ali	VERB
ajst-1490	61	1	h	h	PROPN
ajst-1490	61	2	h.	h.	PROPN
ajst-1490	61	3	a	a	DET
ajst-1490	61	4	review	review	NOUN
ajst-1490	61	5	of	of	ADP
ajst-1490	61	6	non⁃	non⁃	ADJ
ajst-1490	61	7	conventional	conventional	ADJ
ajst-1490	61	8	methods	method	NOUN
ajst-1490	61	9	for	for	ADP
ajst-1490	61	10	the	the	DET
ajst-1490	61	11	desulfurization	desulfurization	NOUN
ajst-1490	61	12	of	of	ADP
ajst-1490	61	13	residual	residual	ADJ
ajst-1490	61	14	fuel	fuel	NOUN
ajst-1490	61	15	oil	oil	NOUN
ajst-1490	61	16	[	[	X
ajst-1490	61	17	j	j	X
ajst-1490	61	18	]	]	X
ajst-1490	61	19	.	.	PUNCT
ajst-1490	62	1	petroleum	petroleum	NOUN
ajst-1490	62	2	science	science	NOUN
ajst-1490	62	3	and	and	CCONJ
ajst-1490	62	4	technology	technology	NOUN
ajst-1490	62	5	,	,	PUNCT
ajst-1490	62	6	2000	2000	NUM
ajst-1490	62	7	,	,	PUNCT
ajst-1490	62	8	18(5⁃6	18(5⁃6	NUM
ajst-1490	62	9	):	):	PUNCT
ajst-1490	62	10	537553	537553	NUM
ajst-1490	62	11	.	.	PUNCT
ajst-1490	63	1	[	[	X
ajst-1490	63	2	7	7	X
ajst-1490	63	3	]	]	X
ajst-1490	63	4	cole	cole	PROPN
ajst-1490	63	5	e	e	PROPN
ajst-1490	63	6	l	l	PROPN
ajst-1490	63	7	,	,	PUNCT
ajst-1490	63	8	wilson	wilson	PROPN
ajst-1490	63	9	r	r	PROPN
ajst-1490	63	10	f	f	PROPN
ajst-1490	63	11	,	,	PUNCT
ajst-1490	63	12	herbstman	herbstman	NOUN
ajst-1490	63	13	s.	s.	PROPN
ajst-1490	63	14	desulfurization	desulfurization	PROPN
ajst-1490	63	15	of	of	ADP
ajst-1490	63	16	a	a	DET
ajst-1490	63	17	heavy	heavy	ADJ
ajst-1490	63	18	hydrocarbon	hydrocarbon	NOUN
ajst-1490	63	19	fraction	fraction	NOUN
ajst-1490	63	20	:	:	PUNCT
ajst-1490	63	21	us	we	PRON
ajst-1490	63	22	,	,	PUNCT
ajst-1490	63	23	3551328[p].1970	3551328[p].1970	NUM
ajst-1490	63	24	-	-	SYM
ajst-1490	63	25	12	12	NUM
ajst-1490	63	26	-	-	SYM
ajst-1490	63	27	29	29	NUM
ajst-1490	63	28	.	.	PUNCT