如今卫星被更广泛的应用在通讯，陆地导航，农作物监测等等。
These days satellites are used far more widely for communications, terrestrial navigation, crop monitoring and much more.
如果你在没有电话或指南针的情况下迷路了，你真的找不到北，有一些技巧可以帮助你导航回到文明世界，其中之一就是跟随陆地。
If you get lost without a phone or a compass, and you literally can't find north, a few tricks to help you navigate back to civilization, one of which is to follow the land.
此误差模型，不仅可以作为陆地载体的导航误差分析，而且可以用于系统的初始对准研究。
The error model can be used a tool of terrestrial vehicle navigation error analysis, but also can be used in its initial alignment.
精密GPS动态测量能实时或事后地给用户提供高精度的位置、速度、加速度、姿态和时间信息，它在陆地、海面或航空中的导航和测量应用越来越广泛。
Precise kinematic GPS surveying can provide users with the precise position, velocity, attitude and time information of the moving platform in real-time or post-processing modes.
精密GPS动态测量能实时或事后地给用户提供高精度的位置、速度、加速度、姿态和时间信息，它在陆地、海面或航空中的导航和测量应用越来越广泛。
Precise kinematic GPS surveying can provide users with the precise position, velocity, attitude and time information of the moving platform in real-time or post-processing modes.
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