异步电动机的输出功率与输入功率之比。通常用百分数表示。
本文介绍了异步电动机的效率、功率因数和其他参数的特性。
This paper describes the efficiency, power factor and other parameter features of the synchronous electric motor.
本文简述了三相异步电动机运行中的效率、功率因数、负载率和功率的关系及各种节电措施。
This paper explained in brief the relation of three-phase asynchronous motor among efficiency, power factor, load rate and power and every power saving measures.
最后，文章给出了按上述模型建立的异步电动机电磁设计中有关效率目标参数专家决策经验的知识表示实例。
Finally, based on above model, an example of the expert knowledge expression of efficiency object parameter in electromagnetism design of asynchronous electromotor is presented.
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