They are operated by hydraulic pressure and are used for braking.


They are operated by hydraulic pressure and are used for braking.

A.他们可以用来减速。

B.他们用水压来减速。

C.他们打开水箱用来减速。

D.它们由液压驱动,用于制动。

正确答案:它们由液压驱动,用于制动。


Tag:飞行器维修技术专业英语 液压 水箱 时间:2021-12-25 20:49:10