id	keyword
fumecheng-8377	supplier
fumecheng-8377	order
fumecheng-8377	method
fumecheng-8377	model
fumecheng-8377	criteria
fumecheng-8377	problem
fumecheng-8377	selection
fumecheng-8377	paper
fumecheng-8377	cocoso
fumecheng-8377	procurement
fumecheng-8377	dea
fumecheng-8377	fucom