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单选题
Flight Controls System refers to those units and components which furnish a means of manually controlling the flight attitude characteristics of the aircraft, including items such as hydraulic boost system, rudder pedals, control column linkages, control cables, tab controls, mounting brackets, etc.
A
飞行控制系统指能够实现手动操纵飞机飞行姿态特性的部件和组件，包括液压增压系统、方向舵脚踏板、驾驶杆、控制钢索、调整片控制装置、安装支架等。
B
飞行控制系统指控制飞机飞行姿态特性的手动部件和组件，包括液压增压系统、方向舵踏板、控制杆联接、控制电缆、襟翼控制、安装支架等。
C
飞行控制系统指能够控制飞机飞行高度特性的手段，包括液压增压系统、舵踏板、控制杆联接、控制钢索、襟翼控制、安装支架等。
答案解析
正确答案：A
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