Los Angeles installed one of the earliest such systems, now known as the Automated Traffic Surveillance and Control system, in preparation for hosting the 1984 Olympics.
洛杉矶早在筹备1984年奥运会期间，便安装了最早的动态交通信号系统，现在该系统被称为“自动交通监控和控制系统”。
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。
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。
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