生产性采购主要指企业最终产品的直接组成部分的物品采购,或直接介入生产过程的产品采购。()
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连续性采购物品的需求通常可用需求特性图来表示。试卷图1是反映物品采购需求的趋势性变化曲线。()
A. 正确
B. 错误
A.norB.butC.neitherD.or
A. nor
B. but
C. neither
D. or
A.noB.duringC.overD.by
A. no
B. during
C. over
D. by
A.adequatelyB.urgentlyC.eagerlyD.attractively
A. adequately
B. urgently
C. eagerly
D. attractively