摘要
为了满足通化市开发区附近1∶500城郊规划图施测的需要,在该测区建立四等GPS平面控制网。本文论述了四等GPS平面控制网建立的方法、过程、施测精度及对观测成果的质量进行了简要的分析。
To meet surveying demand of nelg grid 1 ： 500 outskirts planning map in the hborhood of development area, Tonghua City, the fourth-order GPS plane control was established in the surveying area. The method, process, surveying precision,quality for establishing the fourth-order GPS plane control grid were briefly analyzed in this paper.
出处
《吉林地质》
2007年第4期91-95,共5页
Jilin Geology
关键词
静态定位
点位误差
相对精度
static position
error of point location
relative precision
