题目内容

词汇与结构The automatic flight control systems (AFCS) consist of three independent systems: digital flight control system (DFCS), yaw ________ system, and autothrottle system.

A. bracer
B. damper
C. slipper
D. chamber

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词汇与结构The automatic flight controlsystems provide automatic airplane ________ about the pitch, roll, and yaw axes and control the airplane with selective guidance from radio, heading, flight management computer, and air data computer inputs.

A. accomplishment
B. establishment
C. stability
D. stabilization

词汇与结构The DFCS system is a ________ system which operates the elevators and ailerons to automatically maintain altitude, airspeed and/or guide the airplane to designated locations and make automatic landings.

A. two-axis
B. one-axis
C. none-axis
D. triple-axis

词汇与结构Control functions are also translated into flight director commands for display on the pilots’ attitude director ________.

A. forecasters
B. predictors
C. indicators
D. directors

词汇与结构Control functions are also translated into flight director commands for display on the pilots’ attitude director indicators, thereby providing the pilots’ flight attitude commands during manual operation or allowing the pilots to ________ autopilot operation.

A. overview
B. monitor
C. neglect
D. ignore

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