• The DC test, which is an effective means for the diagnostics of oil impregnated paper insulated cable, is still used even now, but it is ineffective and harmful for the plastic insulated cable.

    直流电压试验作为一种绝缘电缆非常有效方法应用至今塑料绝缘电缆无效而且有害

    youdao

  • The DC test, which is an effective means for the diagnostics of oil impregnated paper insulated cable, is still used even now, but it is ineffective and harmful for the plastic insulated cable.

    直流电压试验作为一种绝缘电缆非常有效方法应用至今塑料绝缘电缆无效而且有害

    youdao

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