针对空中交通进近管制地区日益繁忙的交通流量，设计了一种进近排序及优化调度方案。

Sequencing and optimal scheduling method was developed for approach control of air traffic to handle increasing traffic volumes.

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显然，该地区有一些低空云层，但主要是飞行员和空中交通管制员之间的沟通失误。

Apparently, there were some low clouds in the area, but mostly it was just miscommunication between the pilots and the air traffic controllers.

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