id	keyword
fumecheng-14002	fuzzy
fumecheng-14002	criteria
fumecheng-14002	weight
fumecheng-14002	decision
fumecheng-14002	ahp
fumecheng-14002	model
fumecheng-14002	backhoe
fumecheng-14002	method
fumecheng-14002	making
fumecheng-14002	construction
fumecheng-14002	criterion
fumecheng-14002	fig
fumecheng-14002	ranking