爆电电源
ferroelectric power supply
泵电源电路的运行
pump power circuit operation
标准电源电压不足时的印刷电路板
normal source undervoltage pc card
标准电源电压监控板
normal source voltage monitoring card
不断电电源供给
power supply， uninterruptible
power supply
Uninterruptible
不停电电源(UPS)
UPS-Uninterrupted Power Supply
厂用电电源
high voltage auxiliary power
充电电源
dc-ups
capacitor charging power supply
charging power supply
charge power supply
大功率岸电电源的研制
Development of the High-power Shore Power Supply
电动机的节电改造
Energy-Saving Reconstruction of the Motor
电路节电改造
power-saving reform of circuit