Electrical insulation is good.
电气绝缘性好。
A good electrical insulation performance.
良好的电绝缘性能。
Electrical insulation testing and repair the damage of the communication system.
进行电的绝缘检测和修理损坏的通讯系统。
Also, thieves sometimes burn off the insulation on electrical cabling anyway.
小偷有时候会想尽办法烧掉电缆外面的绝缘部分。
The surface coated special insulation material, good electrical performance, strong moisture resistance.
外表涂特种绝缘材料，电气性能好，防潮能力强。
The surface coated special insulation material, good electrical performance, strong moisture resistance.
外表涂特种绝缘材料，电气性能好，防潮能力强。
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