And before wiring, the water and other sundries inside the protecting tube should be cleaned up.
穿线前，应将电线保护管内的积水及杂物清除干净。
2
We can now produce a variety of different types of ul and BS, GS standard non-insulated terminals, the United States standards-ray tube connector, metal wiring together.
我们现在可以生产各种不同类型的UL和BS, GS标准非绝缘端子，美国标准的线管连接头，金属接线合。
3
Wiring with cable or steel tube (Please note when wiring with steel tube).