YBF系列风机电机
series YBF Ex motor for fan
YBJ电机机座地脚
frame foots of YBJ series motors
爆电电源
ferroelectric power supply
泵电源电路的运行
pump power circuit operation
变电站微机电源
power supply of computer of substation
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
冰箱压缩机电机
refrigerator compressor motor
补偿式发电机电流差动保护
compensated generator differential protection
不断电电源供给
power supply， uninterruptible
power supply
Uninterruptible
不停电电源(UPS)
UPS-Uninterrupted Power Supply