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【单选题】
三相异步电动机在额定电压和额定频率下运行时，若负载发生变化，则旋转磁场每极的磁通( )。A.
基本保持不变
B.
随负载增大而增大
C.
随负载增大而减小
D.
无法确定
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举一反三
【简答题】Complete these sentences with the correct form of the adjective or adverb (in brackets) . You'll find the film much __________ (funny) if you watch it in the original version.
【单选题】The original version of qipao was the gown of the Manchu women of ______.
A.
Qin Dynasty
B.
Han Dynasty
C.
Qing Dynasty
D.
Ming Dynasty
【简答题】Monopoly Section I Some claim that the original version of the Monopoly started around 1900, and that it was developed as a way of explaining tax laws. The best-known version of the story, howeve...
【单选题】How much do you save if you buy 5 packs of the illegal Indian generics as compared with the original version?
A.
68600
B.
67000
C.
1400
D.
3000
【简答题】The original version of qipao was the gown of the Manchu women of ______.
【判断题】The original version of qipao was the gown of the Manchu women of Ming Dynasty.
A.
正确
B.
错误
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