As a result, no radar record of the breakup exists-only of the metal rain that drifted down over East Texas, and eventually came into the view of air-traffic control.
结果关于航天飞机解体的情况一份雷达记录也没有——雷达只记录了那些从东德克萨斯州上空飘落，并最终进入空中交通管制范围内的金属雨。
But delays and inefficiencies in air travel are due in large part to an outdated traffic-control system that still relies on slow, ground-based radar stations and repetitive voice communication.
不过航空运输延迟和低效的主要原因还是过时的空中交通管制——一套依靠地面控制、反应迟缓的雷达站和不断重复的语音通讯建立起来的体系。
NextGen is the FAA's long-term plan to replace the current radar-based air-traffic-control system with one that operates using satellites and a global positioning system.
联邦航空管理局的长期规划是用凭借卫星和全球定位系统的次世代体系替换现有的依靠雷达的空中交管系统。
In the project of Air Traffic Control System Integrated Testing Tool, I have been mainly in charge of designing and developing for the multi-radar testing data simulative software by myself.
在整个“空管自动化系统综合测试平台”项目中，我主要担负了用于多雷达数据融合测试的“多雷达数据模拟软件”的设计和实现工作。
But actually, you want commercial jetliners to show up on radar for good air traffic control.
但实际上，你想要的商业客机，显示了对雷达良好的空中交通管制。
Digital Radar Simulator Control Case Courseware Creating System (CCS), a set of professional simulation training system, is developed for training the air traffic controllers.
雷达模拟机管制案例课件制作系统是针对我国民航空管人员的培训需求而开发的专用模拟培训系统。
In radar data processing of air traffic control (ATC), it is necessary for the accuracy and precision of radar data real-time processing to design a snooping logic.
在航空交通管制雷达数据处理中，为了保证实时数据处理的正确性和精确性，需要设计监视逻辑。
The supervising system of radar and speech related to this thesis has been developed to meet the requirements of Air Traffic Control Center.
本文所涉及的雷达、语音监察系统正是基于这一需要设计和开发的。
Secondary radar is an important equipment in modern air traffic control system, it identify the target by interrogator sending a inquiry toward the aircraft and the aircraft responsing in the air.
二次雷达是现代航空交通管制系统中的重要组成部分，它是通过对询问 信号应答而发现目标的雷达。
An engineering implementation method is proposed for air traffic control (ATC) system to capture and tail mode s airborne targets using secondary surveillance radar (SSR).
提出了一种空管二次雷达s模式询问机捕获与监视空中s模式目标的工程实现方案。
Duties: A Part-time Air Traffic Control Simulator Operator is mainly deployed (a) to operate the pseudo-pilot workstations of the Radar Simulator and Control Tower Simulator;
职责：兼职航空交通管制模拟器操作员主要负责 （a）操作雷达模拟器和控制塔模拟器的飞行员工作台；
Duties: A Part-time Air Traffic Control Simulator Operator is mainly deployed (a) to operate the pseudo-pilot workstations of the Radar Simulator and Control Tower Simulator;
职责：兼职航空交通管制模拟器操作员主要负责 （a）操作雷达模拟器和控制塔模拟器的飞行员工作台；
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