交流电表组件电压标度选择
ac meter module voltmeter scale selection
交流电度表
alternating-current watt-hour meter
alternating current watt-hour meter
Watt-hour Meter
交流电能表检定装置
Alternating current power detector
交流电压表
alternating current voltmeter
AC voltmeter
alternating current voltmeter {= AC voltmeter
AC electronic voltmeter
Vm
交流动圈式矩形电表
AC moving coil rectangular instrument
交流动圈式圆形电表
AC moving coil round instrument
交流动铁式矩形电表
AC moving iron rectangular instrument
交流动铁式圆形电表
AC moving iron round instrument
交流发电机有效区图表
alternator coverage chart
交流整流式方形电表
AC rectifying type rectangular instrument
交流整流式圆型电表
AC rectifying type round instrument
交直流两用数字电压表
AC-DC digital voltage meter