词汇与结构The complexity and weight of mechanical flight control systems increase considerably with the size and performance of the aircraft. Hydraulic power _________ these limitations.
A. reinforces
B. overcomes
C. aggravates
D. overlooks
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词汇与结构With the flaps retracted and the power reduced for landing, pilot should not flare excessively, because without flaps this might cause the tail to _________ the runway.
A. put on
B. collide with
C. touch down
D. construct on
词汇与结构When flying in the traffic pattern with the wing flaps retracted, the airplane must be flown in a relatively _____attitude to maintain altitude.
A. nose-high
B. climbing
C. level flight
D. approaching
词汇与结构Losing altitude can be more of a problem without the benefit of the _____normally provided by flaps.
A. weight
B. lift
C. drag
D. thrust
词汇与结构A perception of close to a stall may cause the pilot to ________ the nose abruptly and risk touching down on the nosewheel.
A. strike
B. raise
C. lower
D. move