题目内容

Oceanic controllers provide ATC services using _______.

A. radar control
B. procedural control
C. experience
D. radar system

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The procedural control requires that aircraft ________ by greater distances.

A. separate
B. separation
C. separating
D. be separated

In the oceanic areas, because of separation, the overall capacity of a given route is ______.

A. increased
B. maintained
C. reduced
D. strengthened

The procedural control uses the following information but _______ to ensure separation.

A. time
B. altitude
C. distance
D. weather

Air traffic control provides traffic ______ services to the aircraft on a time permitting basis.

A. advisory
B. warning
C. support
D. assistant