退役机械零部件多维递阶再制造性评价方法

张秀芬,高云飞

Multi-dimensional hierarchical remanufacturability evaluation method for end-of-life mechanical parts

Xiu-fen ZHANG,Yun-fei GAO

表 3 机械零部件环境指标组编秩结果和加权秩和比

Tab.3 Rank results and weighted rank sum ratio of environmental indexes of machinery parts

评估对象 sij RSR3 c1 c2 c3 c4 c5 c6 c7 A 4 1 4 1 1 4 3 2.609 B 5 3 5 4 3 5 5 4.294 C 1 5 1 5 5 1 1 2.704 D 2 4 2 2 2 2 2 2.304 E 3 2 3 3 4 3 4 3.089