A、 congestion
B、 condensation
C、 conformation
D、 contradiction
答案:空
A、 congestion
B、 condensation
C、 conformation
D、 contradiction
答案:空
A. 7600
B. 5500
C. 7500
D. 7700
A. ready
B. airborne
C. take off
D. departure
A. CAAC
B. concerned regional ATMB
C. airlines dispatch office
D. concerned airport
A. start up again
B. taxi out
C. backtrack around
D. hold position
A. reported
B. advised
C. in contact
D. going
A. disregard
B. comply with
C. monitor
D. confirm
A. cleared
B. approved
C. allowed
D. as you required
A. no-gyro
B. PAR
C. ASR
D. ILS
A. 1
B. 2
C. 3
D. 4