The system uses the engine to drive a hydraulic pump that charges an accumulator to high pressure.

这种系统利用该发动机来驱动液压泵以使蓄压器充满压力达到高压。

youdao

The intensifier pump consists of a hydraulic system, a high-pressure water delivery system, and a control system.

增压缸高压帮浦系统，包含一个液压系统，和一个控制转换系统组。

youdao

High water saturated vapour pressure leads to the more possible occurrence of cavitation phenomena in water hydraulic pump, and so as in sliding shoes hydraulic supporting without exception.

水的高饱和蒸汽压力使得水压泵中极易发生气蚀现象，滑靴静压支承也不例外。

youdao

It is powered by an engine which drives a hydraulic pump to send oil under high pressure around its plumbing in order to animate its limbs.

BBC: BigDog four-legged robot now sports throwing arm