Intelligent transportation system ( its ) is the direction that most taken into account in the international transportation field , it integrates advanced electric technique , information technique , sensor technique and system technique and use them on the ground traffic management on the foundation of rather completed road installations , establishes a kind of real - time , accurate , high - efficient , wide - ranged , all - directional traffic and transportation management system 智能交通系统( its ， intelligenttransportationsystem )是目前国际交通运输领域最受重视的研究方向，它是在较完善的道路设施基础上，将先进的电子技术、信息技术、传感器技术和系统工程技术集成运用于地面交通管理所建立的一种实时、准确、高效、大范围、全方位发挥作用的交通运输管理系统。
The m ain achievements are as follows : ( l ) the current economic and traffic situation in southwestern area has been studied and the main reasons why this area has been lag behind are discussed . it is pointed out that the traffic and transportation system in this area should be developed properly in advance and keep on continuous . travelling traffic should be taken into account during area traffic development research , and it should be cooperate with the whole plan to adapt to and drive the economic development 其主要成果如下： ( 1 )系统分析了西南地区经济和交通运输现状，探讨了该地区经济发展落后和交通运输滞后的主要原因，明确提出了西南地区交通运输必须适当超前和持续发展的观点，在区域交通发展研究时考虑到发展旅游交通，并与整体规划协调，以适应和拉动西南地区的经济发展。
