The GPS baseline components and stationcoordinates computed by the GAMIT software with and without these corrections are computed, compared and analyzed.
Resection is used to determine the coordinates of an instrument station by performing multiple measurements of points whose coordinate values are known .
后方交会是利用在未知点上对若干已知点进行观测,获得的观测值来计算出未知点的坐标。
3
Total station was used to measure tree coordinates.