Start the hydraulic pump and motor can be normal.

启动液压泵、电机能否正常。

I want a small hydraulic pump to drive air into the tank.

我要买一个小水泵把给水箱加气。

The hydraulic pump is the drive component of the hydraulic system.

液压泵是液压传动系统的心脏，是液压驱动系统的动力元件。

Discusses the application of microprocessor in vibrate hydraulic pump.

讨论了微处理机在变量液压泵反馈回路中的应用。

Analysis of the focus in the main safety valve failure and hydraulic pump.

分析故障重点在主安全阀和液压水泵。