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【单选题】
若在 CuSO 4 溶液中插入两个铜电极进行电解,不加以搅拌,则会出现: (1) CuSO 4 在阳极区浓度大于阴极区的浓度 (2) CuSO 4 在阳极区浓度大于电解前溶液的浓度 (3) CuSO 4 在阳极区浓度小于阴极区的浓度 (4) CuSO 4 在阳极区浓度小于电解前溶液的浓度 其中正确的说法是: ( )A.
(1) (2)
B.
(1) (4)
C.
(2) (3)
D.
(3) (4)
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举一反三
【单选题】Profit is defined as
A.
a. net revenue minus depreciation.
B.
b. total revenue minus total cost.
C.
c. average revenue minus average total cost.
D.
d. marginal revenue minus marginal cost.
【单选题】Profit is defined as
A.
net revenue minus depreciation.
B.
total revenue minus total cost.
C.
average revenue minus average total cost.
D.
marginal revenue minus marginal cost.
【单选题】Profit is defined as
A.
net revenue minus depreciation
B.
total revenue minus total cost
C.
average revenue minus average cost
D.
marginal revenue minus marginal cost
【单选题】排序:生产费用要素分配一般原则() a. 属于间接费用的经归集与分配后计入产品成本 b. 应按照费用要素的用途和发生的地点,将各种费用要素区分为应计入产品成本的费用要素和不计入产品成本的费用要素 c. 凡是属于直接费用的应直接计入产品成本
A.
abc
B.
bca
C.
acb
D.
bac
【单选题】Profit margin is defined as:
A.
Revenues divided by net sales.
B.
Net sales divided by assets.
C.
Net income divided by net sales.
D.
Net income divided by assets.
E.
Net sales divided by net income.
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