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【单选题】
静定结构有温度变化时 ( )A.
无变形，无位移，无内力
B.
有变形，有位移．无内力
C.
有变形．有位移，有内力
D.
无变形．有位移，无内力
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反馈参考答案：
举一反三
【多选题】Which one is right?
A.
In the A320 family, manual roll and pitch are controlled by the side sticks.
B.
They are spring-loaded to neutral and receive no feedback from the flight controls.
C.
Movement of one side stick will not cause movement of the other.
D.
All side stick commands are processed through the flight control computers before being sent to the control surfaces.
【单选题】The Elevator and the THS are normally controlled by ELAC 2, What happens if ELAC 2 fails ?
A.
- Pitch control is automatically transferred to ELAC 1.
B.
- Pitch control is automatically transferred to SEC 1 and SEC 2.
C.
- Pitch control is lost.
【简答题】细菌基本形态有 , 和 三种。
【简答题】n.雏形;原型
【单选题】The thrust that normally controlled by a hydraulic system varying the propeller pitch angle in direct driven diesel propulsion is denoted as _____.
A.
CPP
B.
FPP
C.
Floating Point Processor
D.
controllable pitch processor
【单选题】Pitch is controlled by the ______ on the tail.
A.
elevator
B.
rudder
C.
slat
D.
aileron
【简答题】Fill in the blanks. A. stabilised approach B. pitch C. threshold D. final approach E. step down fixes F. visual reference G. missed approach point H. fuel efficiency I. extended level flight J. descen...
【简答题】In many airplanes, the elevator is controlled by two cables: a “down” cable and an “up” cable. Normally, a break or disconnect in only one of these cables will not result in a total loss of elevator c...
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