Anonymous
Anonymous asked in 科學化學 · 1 decade ago

請問用安培計來測量電流與電壓的原理是什們?

請問用安培計來測量電流與電壓的原理是什們?

電流、電壓步驟的原理

Update:

請問用安培計來測量電流與電壓的原理是什們?

電流、電壓步驟的原理

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