High Voltage Transmission and Distribution, City Power Supply, Line Tower, Transformer Shell, High Voltage Switchboard and link system.

高压输配电、城市供电、线路的铁塔、变压器罩壳，高压开关柜及连接系统。

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Transmission line tower grounding is of crucial importance to the safety and stability of power system.

输电线路杆塔接地对电力系统的安全、稳定运行至关重要。

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Grounding state of Overhead Line Tower in transmission grids has an important significance for security and steady operation of power system.

输电线路杆塔接地状况对电力系统的安全稳定运行具有重要意义。

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