power frequency sparkover voltage 工频跳火电压

impulse sparkover voltage 冲击闪络电压 ; 冲击放电电压

switching-impulse sparkover voltage 开关冲击闪络电压

PF sparkover voltage 避雷器工频放电电压

DC Sparkover Voltage 直流放电电压

wet sparkover voltage [电] 湿放电电压

impulse sparkover voltage-time curve 脉冲击穿电压时间曲线

impulse sparkover voltage of arrester 避雷器冲击击穿放电电压