【单选题】
方向舵的移动是通过接受从一个公用机械输入端来的机械信号，以下哪些是电控机械信号（）___
A. 方向舵脚蹬输出
B. 方向舵配平和方向舵脚蹬输出
C. 方向舵配平和偏航阻尼
D. 偏航阻尼和方向舵脚蹬的输出
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答案
C
解析
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【单选题】
方向舵配平显示窗中显示“L19.7”表示（）___
A. 方向舵向右配平19.7°
B. 方向舵将要向左配平19.7°
C. 方向舵的角度是19.7°
D. 方向舵向左配平19.7°
【单选题】
飞机有以下哪几种控制模式（）___
A. 地面模式，飞行模式和拉平模式
B. 起飞模式，飞行模式，拉平模式
C. 起飞模式，飞行模式，下降模式
D. 地面模式，飞行模式，下降模式
【单选题】
飞控计算机的组成有（）___
A. 3部SEC，3部ELAC
B. 2部MCDU，2部ELAC
C. 2部FMGC，3部SEC，2部ELAC
D. 3部SEC，2部ELAC和2部FAC
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个失效的侧杆如何被恢复（）___
A. 通过瞬时，按压住该侧杆的优先控制按钮
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关于一个扰流板控制说法正确的是（）___
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【单选题】
机长处的侧杆优先“CAPT”绿灯亮表示（）___
A. 机长具有优先权，且副驾驶的侧杆不在中立位
B. 机长和副驾驶同时具有控制
C. 机长具有优先权，且副驾驶侧杆在中立位
D. 机长不具有优先控制权
【单选题】
襟翼PCU中的POB（压力关断刹车）在什么情况下会锁住马达的输出轴（）___
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【单选题】
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【单选题】
哪个传感器向ECAM提供襟缝翼实际位置信号（）___
A. FPPU（反馈位置传感器）
B. APPU不对称位置传感器
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【单选题】
如果两个ELAC故障，则（）___
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