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为何电力机车与动车组的受电弓常在车顶而非车身下方？ - 知乎
source link: https://www.zhihu.com/question/327808265/answer/725090808
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放在车身下的“受电弓”应该称为集电靴，在国内和受电弓一样被广泛用于供电制式为DC1500V等直流供电的地…
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