追踪定位的手机客户端程序,主要功能是与定位器进行通信(通过短信加GPRS的方式),将接收到的数据进行筛选修正后显示在地图上，且定位数据可以导入导出。-Track positioning mobile client program, the main function is to communicate with the locator (plus GPRS via SMS), will receive the data filter correction is displayed on the