Many medium and small airports do not _____ precision guidance equipment on both ends of the runways.
A. establish
B. assemble
C. install
D. build
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No item on the takeoff check list should be _____.
A. admitted
B. emitted
C. omitted
D. permitted
For a major airport, where the ground conditions permit, the most satisfactory type of _____ for long-term minimum maintenance is concrete.
A. pavement
B. payment
C. fragment
D. cement
Runway pavement surface is prepared and maintained to maximize _____for wheel braking.
A. friction
B. frustration
C. fascination
D. federation
One of the purposes of ATC system is to _____ the flow of traffic.
A. decrease
B. increase
C. expedite
D. retard