词汇与结构With the flaps _______ and the power reduced for landing, the airplane is slightly less stable in the pitch and roll axes.
A. retracted
B. extended
C. jammed
D. down
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词汇与结构Without flaps, the airplane will tend to ________ considerably during roundout.
A. flare
B. stall
C. roll
D. float
词汇与结构Mechanical and hydro-mechanical flight control systems both have limited ability to_____ changing aerodynamic conditions.
A. deal with
B. compensate for
C. respond to
D. make up for
词汇与结构The words “Fly-by-Wire” (FBW) imply _____ only control system.
A. an automatically-signaled
B. a message-signaled
C. a digital-signaled
D. an electrically-signaled
词汇与结构By using _______ control circuits combined with computers, designers can save weight and improve reliability.
A. electronic
B. electrical
C. hydraulic
D. automatic