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【单选题】
表面张力是表面的重要特性,其值受诸多因素影响,下述( )是不正确的。A.
通常T升高，γ降低，温度升高到临界温度时，γ就降为零
B.
压力对γ的影响十分复杂，实验只能观测其综合效应，很难定量讨论
C.
在化学组成的影响上，γ只受本体相组成变化的影响
D.
电磁场的存在与改变对表面张力将产生影响
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举一反三
【单选题】Which of the following is NOT used to determine the cost of net purchases?
A.
Freight-out
B.
Freight-in
C.
Purchase returns
D.
Purchase discounts
【简答题】a Determine the cost of goods sold using each of the following flow assumptions: (3) Average cost $_____________
【多选题】Carolyn knows average total cost and average variable cost for a given level of output. Which of the following costs can she determine given this information?
A.
Total cost
B.
Average fixed cost
C.
Fixed cost
D.
Variable cost
【单选题】Which elements in this sentence are parallel? “To determine a reasonably profitable and competitively low price for a meal, some restaurants multiply the food cost of an item times four and charge tha...
A.
to determine and restaurants multiply
B.
reasonably profitable and competitively low
C.
food cost and an item
D.
none of the above
【单选题】To analyze the direct and indirect costs and determine the actual cost of specific technology implementations, you would use a:
A.
return on investment model
B.
cost benefit analysis.
C.
total cost of ownership model
D.
break-even point
【判断题】Using the cost-plus approach to product pricing, managers determine product prices by adding a markup to a cost amount
A.
正确
B.
错误
【单选题】The steadily rising cost of labor on the waterfront has greatly increased the cost of shipping cargo by water.
A.
gradually
B.
suddenly
C.
excessively
D.
exceptionally
【单选题】To determine cost of goods sold under the FIFO method:
A.
the first costs into inventory are the first costs assigned to cost of goods sold.
B.
the last costs into inventory are the first costs assigned to cost of goods sold.
C.
the average cost of the inventory must be determined.
D.
the company must first determine the specific units sold.
【简答题】Purchasing helps to determine a firm’s cost ____.
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