词汇与结构
Hydraulic pressure must be ________ in order to use it to perform the desired tasks.
Hydraulic pressure must be ________ in order to use it to perform the desired tasks.
举一反三
- Relief valve is used to increase the hydraulic pressure in the system to a desired value.
- 词汇与结构The PMC uses MEC power lever angle, N1 speed, and inlet temperature and pressure to ________, or trim, the MEC to obtain the desired N1 speed.
- 词汇与结构 The engine driven pumps are used in main hydraulic ________ systems.
- 词汇与结构 The flight controls are powered by _________ hydraulic sources: system A and system B.
- 词汇与结构 The lowest pressure occurs over the _________ surface of the wing, and the highest pressure is formed under the wing.