Air traffic control provides traffic ______ services to the aircraft on a time permitting basis.
A: advisory
B: warning
C: support
D: assistant
A: advisory
B: warning
C: support
D: assistant
举一反三
- Air traffic control provides traffic ______ services to the aircraft on a time permitting basis.
- “空中交通管制”可以表达为"_____". A: air traffic warning B: air traffic control C: traffic control D: air traffic clearance
- People _____ in air traffic control may monitor aircraft movement in control tower.
- From the control tower, air traffic controllers coordinate aircraft movement both _____________ and on the ground.
- When aircraft are under radar control, air traffic controllers may replace some or all of these phases of the approach with radar____. A: guidance B: services C: vectors D: controls