一个基于VC++的GPS城市道路监控系统，包括监控中心、远程访问等功能，不过是基于GPS硬件开发的，没有gps开发版的用户只能作为参考-A VC++ based on the GPS monitoring system of urban roads, including the control center, remote access and other functions, but is based on the GPS hardware development, there is no d