31.   But while the industry was transformed, the air traffic control system has remained virtually unchanged.

32.   Cars on the shoulder are just an added hazard in a traffic system that already is heavily overburdened.

33.   Civilian air traffic control systems go haywire, causing still more accidents and deaths.

34.   Concerns about such chaos have already spurred government intervention in one aborted strike and prompted government reviews of the air traffic control system.

35.   Condit is also excited about an initiative to develop a new air traffic control system, using satellite technology.

36.   Congress is still debating how the air traffic system should be financed.

37.   Deregulation freed the airlines to innovate and compete, but the airports and air traffic control system are still owned and operated by government agencies.

38.   Dysfunctional traffic systems, long gaps between sites, and other unpleasantries are all to be desired, not avoided.

39.   Earlier in the day, the president of the American Automobile Association became the latest leader in the travel industry to suggest privatizing the air traffic control system.

40.   Every airliner flying the same route places an identical burden on the air traffic control system, he said.

n. + system >>共 804
computer 5.46%
school 2.85%
defense 2.63%
missile 2.33%
justice 2.00%
pressure 1.82%
tax 1.74%
security 1.68%
cable 1.60%
control 1.49%
traffic 0.64%
traffic + n. >>共 532
jam 14.81%
controller 9.63%
accident 7.92%
congestion 5.03%
control 3.03%
system 2.94%
police 2.77%
violation 2.43%
stop 2.42%
problem 2.28%
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