题目内容

The ailerons provide roll control around the airplane’s _________ axis. The ailerons are positioned by pilots’ control wheels.

A. longitudinal
B. vertical
C. lateral
D. opposite

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The primary flight control system uses __________ control wheel, column and pedals linked mechanically to hydraulic power control unitswhich command the primary flight control surfaces.

A. controversial
B. conventional
C. modern
D. modernized

Theailerons provide______controlaroundtheairplane's_______axis.

A. pitch,lateral
B. roll,longitudinal
C. yaw,vertical
D. stall,horizontal

Theelevatorsprovide______controlaroundtheairplane’s_______axis.

A. pitch,lateral
B. roll,lateral
C. yaw,vertical
D. stall,horizontal

Therudder provides ______controlaroundtheairplane’s_________axis.Theaileronsarepositionedbypilots’controlcolumn.

A. roll;longitudunal
B. pitch;lateral
C. yaw;vertical
D. speed;opposite

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