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5:38
让我们看一下电机的旋转机理和电机分类。
2:46
让我们看一下有刷电机与直流无刷电机的基本结构和区别。
2:32
让我们看一下直流无刷电机的工作原理以及如何对其进行控制。
3:31
3:16
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