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【单选题】
设有这样两个工艺方案：方案1的可变成本为10元/件，固定费用总额为23万元;方案2的可变成本为7元/件，固定费用为35万元。那么，从经济的角度来评价，当该产品产量为（ ）时，采用两种工艺方案均可。A.
80000件
B.
85000件
C.
63000件
D.
40000件
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皮皮学刷刷变学霸
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【简答题】the ability of a person to do several things at the same time
【单选题】A: Who ____ you __ for the wedding party? B: We____ on the person at the family meeting this evening.
A.
do …invite, will decide
B.
are ….inviting, decide
C.
are …. invite , will decide
D.
does…invite, decided
【简答题】A: Who _ you __ for the wedding party? B: We____ on the person at the family meeting this evening.A. do …
invite, will decide B. are ….inviting, decide C. are …. invite , will decide D. does…invite, d...
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