随着全球定位系统(简称GPS)的不断改进和硬软件的不断完善,其应用领域不断地开拓,目前已遍及国民经济各个部门,并逐步深入人们的日常生活中。那么,全球定位系统能帮我们什么忙呢?车载GPS:通过车载GPS,驾驶员可以在显示屏上及时查看车辆的有关信息,如,经纬度、运行轨 With the continuous improvement of the global positioning system (referred to as GPS) and the constant improvement of hardware and software, the field of its application has been constantly explored. At present, it has spread to all sectors of the national economy and has gradually gone deep into people’s daily life. So, what can GPS help us do? Car GPS: Car GPS, the driver can view the vehicle on the screen in a timely manner to view the relevant information, such as latitude and longitude, the rail