A、 . touchdown beyond the touchdown point of preceding aircraft
B、 and
C、 all wrong
答案:空
A、 . touchdown beyond the touchdown point of preceding aircraft
B、 and
C、 all wrong
答案:空
A. sixteen thirty–nine
B. one six three nine
C. one six tree nine
D. one six tree niner
A. discretion
B. decision
C. mind
D. determination
A. cleared for take–off
B. proceed to the front of the landing pattern
C. you may pass the aircraft ahead of you
D. proceed with your message
A. Cleared
B. Approved
C. Affirm
D. Correct
A. unuseful
B. unserviceable
C. enforceable
D. unnecessary
A. 500
B. not less than 500
C. 1000
D. not less than 1000
A. type
B. cruising speed
C. flight altitude
D. flight range
A. overshooting
B. overheating
C. overwarning
D. overworking
A. ramp
B. preflight
C. time
D. maintenance
A. vectoring
B. issuing to
C. informing
D. clearing