超星 - Lesson 3：词汇与结构 - 查题吧

单选题

The primary flight control system uses conventional control wheel, column and pedals to _____ the primary flight control surfaces, ailerons, elevators and rudder.

A. command
B. commence
C. communicate
D. commend

单选题

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

单选题

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

单选题

Theailerons providecontrolaroundtheairplane's_axis.

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

单选题

Theelevatorsprovidecontrolaroundtheairplane’s_axis.

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

单选题

Therudder provides controlaroundtheairplane’s___axis.Theaileronsarepositionedbypilots’controlcolumn.

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

单选题

Runway length and conditions must be taken into______ when selecting a landing flap position.

A. account
B. access
C. accuracy
D. acceptance

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