题目内容

Theailerons provide______controlaroundtheairplane's_______axis.

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

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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

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

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

写出下列缩略词的英语全称:PTU

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