未知题型
Timing in procurement means that the enterprise needs to buy back the materials needed for production at the most appropriate time to avoid the delay or advance of procurement, resulting in shortage of goods or inventory.
是的，您理解的很正确。采购时机（Timing in procurement）是指企业在采购原材料或商品时，需要选择最合适......
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单项选择题 凯恩斯消费函数的表达式为（）
单项选择题 Freight tons in ocean transportation is ( )
单项选择题 餐具卫生实行“五过关”，即一冲、二洗、三（）、四冲洗、五保洁
