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開路實驗為什麼要在低壓測加電流?可以用高壓測加電流嗎?
Nov 4th 2013, 15:44

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你好 ! 開路實驗必須加額定電壓,若要由高壓測加電壓,則 1. 高壓的取得比較麻煩。 2. 儀表接在高壓測做實驗,對實驗人員不安全。...
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