把设备取出来检查发现从缠绕在发电器旁边的一截引线上绝缘层损坏，引起了短路。

When the device was removed and examined, it transpired that the insulation on the excess lead, coiled up next to the generator, had worn away, causing a short-circuit.

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进行电的绝缘检测和修理损坏的通讯系统。

Electrical insulation testing and repair the damage of the communication system.

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这绝缘将失效？最终将损坏这产品。

The insulation may then fail, damaging the product.

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