１什么是智能运输系统自８０年代以来，虽然各发达国家已基本建成了四通八达的现代化国家道路网，但是随着社会经济的发展，交通拥挤、阻塞现象日趋严重，交通污染与交通事故越来越引起社会的普遍关注。实践证明，主要依靠修建更多的道路、扩大路网规模来解决日益增长的交... 1 What is an intelligent transportation system? Since the 1980s, although all developed countries have basically built up a modern national road network extending in all directions, with the development of society and economy, traffic congestion and congestion have become increasingly serious. Traffic pollution and traffic accidents have become more and more serious Aroused widespread concern in society. Practice has proved that, mainly rely on building more roads, expanding the scale of the road network to solve the growing ...