The primary function of the hydraulic pressure system is to supply pressure for the operation of the flight controls.

A.液压系统的主要压力用于飞行控制系统。

B.飞行控制运行所需的压力来源于起主要作用的液压系统。

C.液压系统的主要功能是为飞行控制系统的操作提供压力。

正确答案：C

If the flap extension does not agree with the position of the flap control lever, do the rigging procedure again.

In the description of the airplane＇s Landing Gear, its emergency extension system shall be explained.

In the description of the airplane＇s Landing Gear, wheel brakes shall be described.

In the description of the airplane＇s Landing Gear, shock absorption system shall be described.

In the description of the airplane＇s Landing Gear, retraction mechanism, if provided, shall be described.

In the description of the airplane＇s Landing Gear, construction shall be described.

In the description of the airplane＇s Lighting Systems, the various interior and exterior lighting systems shall be described.

In the description of the airplane＇s Baggage Compartments, tips on loading shall be given.

In the description of the airplane＇s Flight Controls, if controls are boosted, the revelant systems shall be explained.

In the description of the airplane＇s Flight Controls, any interconnect arrangement shall be explained.