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【单选题】
除另有规定外,采用峰高定量时,拖尾因子T应该在A.
0.5~1.5
B.
0.85~1.15
C.
0.95~1.05
D.
0.8~1.2
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举一反三
【简答题】使用风格系统的方式对广科高尔夫的图文介绍进行版式设计。
【判断题】In a perfectly competitive industry, the demand curve for the total output of the industry may be downward sloping.
A.
正确
B.
错误
【简答题】韧性是指金属在断裂前吸收变形能量的能力,它表示材料 的能力。
【判断题】In a perfectly competitive industry, the demand curve for the total output of the industry may be downward sloping.
A.
正确
B.
错误
【简答题】The total output of this factory (double)________ since it was put into operation in 2006.
【单选题】Because of the existence of comparative advantage, the total output of goods is higher when each producer
A.
produces many different goods.
B.
produces at the midpoint of its PPF.
C.
specializes in the production of one good or a few goods.
D.
makes both intermediate and final goods.
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