词汇与结构The reverse thrust levers ________ thrust from reverse idle to maximum reverse.
A. order
B. control
C. require
D. arrange
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词汇与结构Certain engine malfunctions can result in airframe________ from the windmilling engine.
A. disintegration
B. explosion
C. vibration
D. motion
词汇与结构Reverser thrust is as an assistance to stop the aircraft. Reverser ______the aircraft speed and helps it use shorter runway length to stop.
A. reduces
B. condenses
C. adjusts
D. corrects
词汇与结构As the airplane _____ from cruise to landing, there can be multiple, narrow regions of altitudes and airspeeds where the vibration level can become severe.
A. transitions
B. transmits
C. transforms
D. transfers
词汇与结构In general, airframe vibrations can best be reduced by descending and ________ airspeed.
A. relieving
B. releasing
C. increasing
D. reducing