文中还给出了选相元件的方框图。
构造了新型的用于高压输电线路保护的故障选相元件。
A new faulty phase selector for high voltage power transmission system is presented.
该方案的选相（线）范围可达双回线路全长的90％以上。
The effective range of the proposed schemes covers over 90% the length of transmission line…
该方案的选相（线）范围可达双回线路全长的90％以上。
The effective range of the proposed schemes covers over 90% the length of transmission line…
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