一般来讲电子采购的目标是 MRO,但对直接物料的采购也可以进行改善。()
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The lower end of each piston rod is reduced in diameter to fit a bore in _____, this being
A. the crank-web
B. the connecting rod
C. the main bearing
D. the cross-head
CTE (亦称为社团) 公认的主要目标是提供行业范围内支持采购和销售的交易服务。()