高压配电柜安装
installation low voltage room
工厂配电电缆桥架
Cable tray of factory electrical system
低压配电柜安装
Installation of low voltage distribution cabinet
配电柜电缆安装
Distribution cabinet cable installation
配电柜在调试中
Being adjusted and tested power panel
生产线电缆安装 配电室安装
Production line cable installation Distribution room installation