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【判断题】
线性时不变系统具有微积分特性。A.
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举一反三
【单选题】When a firm experiences diseconomies of scale,
A.
short-run average total cost is minimized.
B.
long-run average total cost is minimized.
C.
long-run average total cost increases as output increases.
D.
long-run average total cost decreases as output increases.
【单选题】When there are diseconomies of scale in production:
A.
long-run average total cost declines as output expands.
B.
long-run average total cost increases as output expands.
C.
marginal cost decreases as output expands.
D.
none of the above
【多选题】撰写【求职信】，需要注意的问题有：
A.
措辞应文雅得体。
B.
可以盛气凌人，这样就显得很有底气，容易获得认可。
C.
内容应绝对真实，态度要诚恳，语言简洁。
D.
一定要留下可以随时联系到你的电话和电子邮箱地址。
E.
网上有海量求职信范文，但不能直接照抄套用。
F.
求职信撰写完成后，从结构到文字、内容都要仔细检查。
【单选题】If an industrial process has diseconomies of scale, then in the long run we expect______.
A.
a large number of small producers
B.
a small number of large producers
C.
a single large producer
D.
a government provision of this product
【单选题】When there are diseconomies of scale in production:
A.
long-run average total cost declines as output expands.
B.
long-run average total cost increases as output expands.
C.
average fixed cost increases as output expands.
D.
marginal cost decreases as output expands.
【单选题】If output is increased in the long-run, average production costs in the presence of internal diseconomies of scale will ________, and in the presence of external diseconomies of scale, will ________.
A.
decrease; decrease
B.
remain constant; increase
C.
decrease; remain constant
D.
increase; remain constant
E.
increase; decrease
【单选题】The transition from economies of scale to diseconomies of scale:
A.
is more likely to occur in a service operation.
B.
is more likely to occur in a manufacturing operation.
C.
is more likely to occur when utilization is low.
D.
contains the point at which average unit costs are at their lowest.
【多选题】8-4 撰写【求职信】，需要注意的问题有：
A.
措辞应文雅得体。
B.
可以盛气凌人，这样就显得很有底气，容易获得认可。
C.
内容应绝对真实，态度要诚恳，语言简洁。
D.
一定要留下可以随时联系到你的电话和电子邮箱地址。
E.
网上有海量求职信范文，但不能直接照抄套用。
F.
求职信撰写完成后，从结构到文字、内容都要仔细检查。
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