卫星定位导航系统是当代新技术的集合体,其应用领域越来越广,已成为社会发展的基础产业。本文介绍了卫星定位仪的发展历史和在山东省林业调查的应用过程,总结归纳了其应用过程中的优点、缺点和注意事项,根据其定位精度的高低、功能的差异和应用领域,建议分别定义为卫星定位仪和卫星导航仪,并追踪最新技术的发展,对其应用前景进行了展望,以期对未来林业发展有一定的参考作用。 Satellite positioning and navigation system is a collection of contemporary new technologies, its application is more and more widely, has become a social development of the basic industries. This paper introduces the development history of satellite locator and the application process of forestry investigation in Shandong Province, summarizes the advantages, disadvantages and precautions in its application process. According to the level of its positioning accuracy, the difference of functions and the application fields, Defined as satellite locator and satellite navigator, and track the development of the latest technology, prospects of its application prospects in the hope of future forestry development have a certain reference.