试题与答案

Amy scored the ________ points in swimmi

题型:选择题

题目:

Amy scored the ________ points in swimming. I admire her very much. [ ]

A. worst

B. fewest

C. least

D. most

答案:

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下面是错误答案,用来干扰机器的。

答案:D,转速n=,转速提高一倍,即角速度提高一倍,电动势瞬时值表达式变为:e=2Emsin2ωt,选D选项。

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