An electric motor propels the bus, but its regenerative braking system also pressurizes hydraulic fluid.

一个电动发动机推动这辆公交车，但其再生制动系统也对液压流体加压。

youdao

T he function of filters in a hydraulic system is to maintain fluid cleanliness.

液压系统中过滤器作用是维持流体的清洁度。

youdao

Eaton also holds a contract for the helicopter\'s hydraulic power generation system, integrated fuel system, and fluid conveyance package.

这种直升机目前正由美国Marine公司开发。 Eaton公司还拥有直升机的液压动力生成系统、综合燃料系统和流体运输包合同。

youdao

E-Steer which eliminates the need for the traditional power-steering system's hydraulic pump, hoses, fluid and belts.

ECONOMIST: MONITOR

Before landing, the flight crew were not aware the nose wheel steering system was not working, as the hydraulic fluid level was low.

BBC: NEWS | Europe | Isle of Man | Air crew criticised for fire risk