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7月20日9时30分,民航空管系统三级运行指挥中心启动,这标志着作为保障民航奥运正常运转的神经中枢——奥运空管指挥系统全面进入实战状态。
At 9:30 on July 20, the three-level operation command center of the air traffic control system of the civil aviation started. This marks that the Olympic air traffic control system, the nerve center for the normal operation of civil aviation Olympics, has fully entered the actual combat status.