上海中心城区“主动脉”如何排堵保畅?准确“扫描”上海道路交通的“雷达”也立有一功。它们分布在上海中心城区道路的交叉口、高架、越江大桥和隧道里,成为上海道路交通的智能化“岗哨”。 一触即“发”的雷达 在沪上一些主要路口的一侧默默站立着的“保险柜”,这个“保险柜”名叫“地面道路交通信息采集系统”,是上海道路监控的一只“雷达”。在这些“保险柜”的脚下,有好几股不同颜色的金属线与埋 Shanghai downtown “aorta” how to drain Paul Chang? Accurate “scan” Shanghai road traffic “radar” also established a merit. They are located at the intersections of elevated roads, viaducts, bridges and tunnels in downtown Shanghai, becoming the smart “sentry posts” for Shanghai’s road traffic. A touch of “fat” radar in some major junctions in Shanghai silently stood on the side of the “safe”, the “safe” called “ground road traffic information collection system” is a Shanghai Road Monitoring “ radar”. At the foot of these “safes,” there are several different colored wires and buries