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春秋戰國
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樓主  發(fā)表于: 2019-03-25 10:10
如果一個(gè)開(kāi)關(guān)按鈕短接0V與X點(diǎn)，那么它的電流是多少mA呢？
我是菜鳥(niǎo)。
dingzyi
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1樓  發(fā)表于: 2019-03-25 10:17
電流很小
plc

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