电压电驿  voltage relay; roltage relay

过电压电驿  over voltage relay; overvoltage relay

欠电压电驿  under voltage relay

超压电驿  overvoltage relay

电压差电驿  voltage differential relay

电压点驿  voltage relay

衡压电驿  voltage balance relay

机器或变压器热电驿  machine or transformer thermal relay

气压电驿  air relay

欠压电驿  undre-voltage relay; under voltage relay

压力电驿  pressure relay

电压、电压量  voltage

电压-电压控制  double-voltage control

施加电压电压测试  voltage source voltage measurement

压电电压  piezo-voltage; Potential

压电电压常数  piezoelectric voltage coefficient; Piezoelectric voltage constant

压电电压反馈  piezoelectric voltage feedback

避雷器放电电压-时间曲线  arrester discharge voltage-time curve

避雷器工频放电电压  PF sparkover voltage

避雷器振荡火花放电电压  arrester alternation sparkovervoltage; arrester alternating sparkover-voltage