单项选择题
A company determines its order quantity for a raw material by using the Economic Order Quantity (EOQ) model. What would be the effects on the EOQ and the total annual holding cost of a decrease in the cost of ordering a batch of raw material?
单项选择题 客运和货运在本质上是一致的，两者的枢纽场站布局模型具有一定的通用性。（ ）
单项选择题 The quantity equation for money, by itself:
单项选择题 “必需”和“必须”是同音词, 但从字义上看, 前者着重指“需要”, 后者着重指“应当”。 A、正确 B、错误
