词汇与结构Certain engine malfunctions can _______ airframe vibrations from the windmilling engine.
A. result from
B. result in
C. derive from
D. derive for
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词汇与结构In general, airframe vibrations can best be reduced by descending and ______ airspeed.
A. reducing
B. increasing
C. decreasing
D. adding
词汇与结构Engine indications are _____ on the center instrument panel by the Engine Instrument System.
A. exposed
B. displayed
C. located
D. spread
词汇与结构When the round red warning light above the indicator is ________, it indicates the limit for the engine parameter displayed below it has been reached or exceeded.
A. illuminiated
B. illustrated
C. interested
D. eliminated
词汇与结构The red warning light remains ________ until the engine parameter is reduced below the limit .
A. illuminated
B. lighten
C. brighten
D. illustrated