触点电压击穿
contact voltage breakdown
单芯高压电力电缆
single core HV power cable
低压电力电容器
Low voltage power capacitor
low-voltage electric capacitor
电接触压力表
electric contact pressure gauge
电接点压力表
pressure)gauge with electric contact
pressure gauge with electric contact
electro connecting pressure gauge
电力电压测量
electrical voltage measurement system
电流表-电压表相位选择器开关
ammeter-voltmeter phase selector switch
电压表电阻
oil pressure gauge calibration
电压静电电压表
static high voltage meter
非接触式静电电压表
Non-contact Electrostatic Voltmeter