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abcd123580
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樓主  發(fā)表于: 2019-07-31 11:02
圖片：
單相電容運轉電機如何調速？有什么經(jīng)濟的方法，不用專(zhuān)用變頻器。淘寶賣(mài)的這種風(fēng)機調速器為什么不能用于家用水泵調速
linf林峰
工欲善其事，必先利其器。
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1樓  發(fā)表于: 2019-08-01 09:21
參考電風(fēng)扇。這基本是最簡(jiǎn)單的了。

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