3488| 18
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三相電,,電流8A,功率多少,? |
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點(diǎn)評(píng)
*:..゙((ε(*′・ω・)っ†*゚¨゚゚・*:..☆老工程師,!~~~~~~···.
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點(diǎn)評(píng)
和極數(shù)沒(méi)有關(guān)系~~~~~~···.
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點(diǎn)評(píng)
按默認(rèn)情況,,電工口訣口算
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