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【判断题】
小踢腿动作膝盖没有弯曲的时候A.
正确
B.
错误
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举一反三
【判断题】One assumption of the basic EOQ model is a continuous, constant, and known rate of demand.
A.
正确
B.
错误
【单选题】Which of the following is not an assumption associated with the basic economic order quantity (EOQ) model?
A.
no inventory in transit
B.
an infinite planning horizon
C.
stockouts are permitted
D.
a constant and known replenishment or lead time
【简答题】诸葛亮篡改了《铜雀台赋》是为了证明曹操攻打东吴是为了谁?
【单选题】Which two basic costs are considered in the basic EOQ model?
A.
carrying costs and interest?costs
B.
setup?costs?and?order?costs
C.
obsolescence?and?interest?costs
D.
order?costs?and?carrying?costs?
【单选题】In the basic EOQ model, if D = 60 per month, S = $12, and H = $10 per unit per month, EOQ is:
A.
10
B.
12
C.
24
D.
72
E.
144
【单选题】In the basic EOQ model, if annual demand is 50, carrying cost is $2, and ordering cost is $15, EOQ is approximately:
A.
11
B.
20
C.
24
D.
28
E.
375
【单选题】In the basic EOQ model, if lead time increases from five to 10 days, the EOQ will:
A.
double
B.
increase, but not double
C.
decrease by a factor of two
D.
remain the same
E.
none of the above
【单选题】2015 年 l 月我国大部分地区被雾霾笼罩, 1 月 12 日北京 PM2.5 指数濒临 “ 爆表 ” ,空气质量持续六级严重污染 。PM2.5 是指大气中直径小于或等于 2.5 微米( 2.5×10 -6 m) 的细小颗粒物,也称为可入肺颗粒物。下列有关说法中错误的是
A.
雾霾的形成与汽车的尾气排放有一定的关系
B.
微粒直径为 2. 5 微米的细小颗粒物与空气形成的分散系属于胶体
C.
实施绿化工程，可以有效地防治 PM2.5 污染
D.
PM2.5 表面积大，能吸附大量的有毒、有害物质
【单选题】In the basic EOQ model, an annual demand of 40 units, an ordering cost of $5, and a holding cost of $1 per unit per year will result in an EOQ of:
A.
20
B.
square root of 200
C.
200
D.
400
E.
none of these
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