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  • A new method of measuring electromotive force and internal resistance of source using voltmeter instead of potentiometer was studied.

    讨论了用伏特计代替电位差计测电源的电动势和内阻的新方法。

    youdao

  • A new method of measuring electromotive force and internal resistance of source using voltmeter instead of potentiometer was studied.

    讨论了用伏特计代替电位差计测电源的电动势和内阻的新方法。

    youdao

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