摘要
GPS是英文Navigation Satellite Timing and Ranging/Golbal Positioning System的字头缩写NAVSTAR/GPS的简称。其含义是利用导航卫星进行测时、测距,以构成全球定位系统,通常称为"全球定位系统"。
GPS is the abbreviation of Navigation Satellite Timing and Ranging/Golbal Positioning System.Its meanings are to use navigation satellite to determine time and distance and to make up of global positioning system.
出处
《林业科技情报》
2008年第1期84-84,共1页
Forestry Science and Technology Information
