equal potential working

... 等电位作业 equal potential working 地电位作业 earth potential working 间接作业(绝缘操作杆作业) indirect working(hard pole working) ...

 Equipotential live line work

... 倒装组塔Inversive tower erecting 等电位作业Equipotential live line work 电缆安装机具Cable installation equipment ...