词汇与结构Some transponder codes are generally ______ by ATC units.
A. transmitted
B. assigned
C. made
D. put
查看答案
词汇与结构For IFR flights, the squawk code is typically assigned as part of the departure ______.
A. information
B. announcement
C. clearance
D. permission
词汇与结构In order to avoid ______ over assigned squawk codes, ATC units will be allocated blocks of squawk codes.
A. confusion
B. divergence
C. puzzle
D. difference
词汇与结构The blocks of squawk codes should not ______ with the codes of nearby ATC units.
A. coincide
B. comply
C. agree
D. overlap
词汇与结构The first step in navigation is deciding ______ one wishes to go.
A. when
B. where
C. what
D. who