电缆敷设安装后应经直流耐压试验。

After being laid, cable should undergo DC voltage test.

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它既适用于动力电缆的安装，也适用于控制电缆的敷设。

It is used for power cable installation and also for laying control cable.

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多根组合电缆安装敷设更完善简便，且对单根同轴电缆的机械保护更好。

The multi cables make you more easier and convenient, and well protect the single core.

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多根组合电缆安装敷设更完善简便，且对单根同轴电缆的机械保护更好。

The multi cables make you more easier and convenient, and well protect the single core.

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