There exist major defects in conventional site tests of XLPE insulated cables with DC voltage, therefore, a new method with better testing results must be found.
根据XLPE绝缘电缆用直流电压进行现场试验的经验，要求开发新的方法。
There exist major defects in conventional site tests of XLPE insulated cables with DC voltage, therefore, a new method with better testing results must be found.
根据XLPE绝缘电缆用直流电压进行现场试验的经验，要求开发新的方法。
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