[1]张安平.ELFSL4-2型220kV六氟化硫断路器[J].高压电器,1990(01):18-21.

Zhang Anping. Introduction about Type ELFSL4-2 220kV SF, Circuit Breaker[J]. High voltageapparatus, 1990, (1): 18-21.

[1]张安平.ELFSL4-2型220kV六氟化硫断路器[J].高压电器,1990(01):18-21. DOI：

Zhang Anping. Introduction about Type ELFSL4-2 220kV SF, Circuit Breaker[J]. High voltageapparatus, 1990, (1): 18-21. DOI：