摘要
该文探讨了中小城市首级GPS控制网的几种布测方案,用实测GPS数据对几种常用的布测方案进行了精度分析,从而确定城市首级GPS控制网的最佳布设方案。
This paper has probed into the first grade of GPS several kinds of sche mes of controlling the networks in a middle or small city by surveying an d examining the scheme and carrying on precision analysis to several kinds of co mmonly used GPS data.Thus fixed the first grade of GPS best schemes of control ling the network in the city.
出处
《勘察科学技术》
2005年第2期47-48,54,共3页
Site Investigation Science and Technology
关键词
GPS控制网
布测方案
精度计算
图形设计
网形特征
GPS control networks lines joining
lines and po ints joining
grading network
overall network at the same level
