异步电动机运行在额定工作状态效率较高，轻载运行时效率就会明显下降。

Efficiency of induction motor at rated operation state is higher and is obviously reduced at light-load operation.

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异步电动机运行在额定工作状态效率较高，轻载运行时效率就会明显下降。

Efficiency of induction motor at rated operation state is higher and is obviously reduced at light-load operation.

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