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大家說說平時見過的發(fā)電機在額定工況下,,自身內(nèi)阻,、電刷造成的壓降占總輸出電壓的百分 |
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,,浙公網(wǎng)安備33038202004372號 )
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