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![Electric motor - Wikipedia, the free encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_21.jpeg)
Electric motor - Wikipedia, the free encyclopedia
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日期:2024-08-24
A DC motor is usually supplied through slip ring commutator as described above. AC motors' commutation can be either slip ring commutator or externally commutated type, can be fixed-speed or variable-speed control ......看更多