GPS terms and definitions about GPS entry terms ,glossary and terminology.
GPS positioning the field as the best tool in outdoor sports are widely used ,can also see more and more frequently been used. GPS is not like television or radio, open the can use it more like a camera, you need to have a certain knowledge.
First of all we have to understand the use of GPS often encounter some gps terminology:
1. Coordinates
There are two-dimensional and three-dimensional coordinates of the two said that when the GPS can receive four or more …