Motor has sealed pump, like the use of standard motors, such as domestic Y series three-phase asynchronous motor, YB series flameproof motors.是什么意思_Motor has sealed pump, like the use of standard motors, such as domestic Y series three-phase asynchronous motor, YB series flameproof motors.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句