voltage box分压箱
voltagen.电压
voltage monitoring system电压监测系统
voltage transient falling电压瞬间下降
voltage stability studies电压稳定
Voltage Frequency Monitor电压频率监视器
voltage-doubler circuit倍压电路
voltage frequency convert频率输出
voltage powerless control电压无功控制
voltage controlled filter压控滤波器
voltage directional relay极向继电器
voltage-regulator diode稳压二极管