【摘要】 就智能交通系统中电子地图的作用、特点、信息获取方法、制作过程等方面作了介绍 ,并指出在信息获取和制作过程中应该注意的问题以及所使用的一些技术。更多还原

【Abstract】 Intelligent Transportation System(ITS) is the directory of the 21 century in transportation realm Electronic map plays an important part in ITS as visual product of transportative information This paper puts forward some views about the role,the characteristics ,the methods of getting information,the process of making map and so on about electronic map in ITS The paper also points out some technology and some problems which we must pay attention to during the process of getting information and making map更多还原