液压系统为 ( ) 操作提供动力。The hydraulic systems supply power to operate the（）

方向舵、升降舵、副翼 rudder, elevator, aileron

方向舵、机轮刹车、配平 rudder, wheel brake, Trims

反推、扰流副翼、偏航阻尼器 thrust reversers, spoilers and yaw damper

升降舵、地面扰流板、配平 lift rudder, ground spoiler, Trims

正确答案：A

飞机试题CRJ900题库练习

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若需要拖车拖回着陆后检查单应在何时完成？If an aircraft needs to be towed back by tow truck, when to complete the after landing check?

中断起飞以后需要紧急撤离的情况？Which condition requires emergency evacuation after rejecting takeoff?

80Kts以后V1前出现以下哪种情况要中断起飞？Which condition(s) come(s) out, the takeoff shall be rejected after 80kts and before V1?

低速中断和高速中断的分界值速度是多少？What is the boundary speed for determining low speed and high speed rejected takeoff?

V1后防滞失效是否可以中断起飞？Can the takeoff be rejected after V1 due to anti-skid failure?

中断起飞的简令由谁来完成？Who shall complete the briefing for rejected takeoff?

中断起飞后应该遵守多久的刹车冷却时间？How much time shall be followed for cooling brakes after rejecting takeoff?

高原机场80节以后什么情况不能中断起飞？Due to which condition can the rejected takeoff not be performed after 80 knots at plateau airport?

单发复飞时，推力手柄应设置在( ) For the single engine go-around, the thrust lever should be set at( )

进近时发动机失效，在能完成单发进近程序且有把握的情况下，主飞飞行员应( ) For ENGINE FAILURE DURING APPROACH, If stable approach can be accomplished，PF shall( )