钢管或电缆布线(钢管布线时请注明)。

Wiring with cable or steel tube (Please note when wiring with steel tube).

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钢管或电缆布线均可。

Wiring with steel tube or cable.

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电缆或钢管布线均可。

Wiring by cable or steel pipe.

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布线方式，钢管或电缆、防爆软管均可；

The 6 wiring way, steel tube or cable, explosion-proof hose can be;

youdao

布线方式，钢管或电缆、防爆软管均可；

The 6 wiring way, steel tube or cable, explosion-proof hose can be;

youdao