In the hydraulic pressure engine drive system, is some quite precise components.

在液压机传动系统中，都是一些比较精密的零件。

youdao

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

It is composed of open type engine body, hydraulic power cylinder, upper pressure head, and lower type box. The type box can be collocated with manual four-positions renewal.

有开式机身、液压动力缸、上压头、下字盒等组成。下字盒可配手动四位根据用户要求更换。

youdao

The XOS 2 is nearly usable for the latter job, but even at 50 percent more efficient than the original (by the company's last count) it's still a prototype that requires a tethered high-pressure hydraulic engine to function.

ENGADGET: Raytheon's Sarcos XOS 2 military exoskeleton just does the heavy lifting -- for now

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