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

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。

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DEPARTURE control, a function of an approach control facility providing air traffic control service for departing IFR and, under certain conditions, VFR aircraft.

离场控制，给用仪表飞行规则离场，和在某种情况下用目视飞行规则离场的飞机提供空中交通管制服务的进近管制设施的一种功能。

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Approach control data acquisition and monitoring system which is proved by environmental experiment, transportation experiment, system test, it is test nicety, steady reliability, anti-jamming.

基于虚拟仪器技术的引控数据采集系统己投入使用，经过环境试验、运输试验、系统联试试验，证明该系统测试准确、稳定可靠、抗干扰能力较强。

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Miami's terminal radar approach control center, or Tracon, guides airplanes from high altitude into airport approach paths and then hands them over to airport control towers.

WSJ: Airlines Dispute Planned Air-Controller Cuts

She was pursuing a "sensible" approach to control inflation so that the economy could recover and unemployment would fall in the longer term, he argues.

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It remains unclear what effect the measures will have on New York's already stringent approach to gun control.

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