2012年9月25日 星期二

飛機跑道上事故多

Safer Flights in the Air, but Risk Lurks on the Runway

By JAD MOUAWAD
A Delta Air Lines plane at the Los Angeles Airport, where the F.A.A. is testing a system of lights embedded in the airfield that warn pilots when a runway is in use.
About 1,000 times a year, a plane or a vehicle moves onto an active runway by mistake, and regulators have been slow to address the problem.
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