【摘要】 从道路安全管理出发,介绍了多种信息技术。针对不同的信息采集对象,从气象、交通和紧急事件3个方面介绍了相应的信息采集技术;针对不同的信息发布需求,介绍了目前各种先进的信息发布技术。对各种信息技术的优缺点进行了评价和比较,探讨了信息技术的研究现状和发展趋势。更多还原

【Abstract】 Based on the demand of road safety management,this paper firstly introduced a variety of information technologies about road safety management.According to the different objects of information collection,the information collection technologies about weather,transportation and incident were presented respectively.In accordance with the different demands for information release,various current advanced information release technologies were presented.Then,the performances of those technologies were evaluated and compared.The last part dealt with the future development of information technologies about road safety management.This paper will be a guideline for selecting suitable information technologies and deploying effective information system for administration.更多还原