【摘要】 本文介绍了国家测绘局在浙闽赣三省精化区域似大地水准面试点项目中所采用的技术路线和方法。论述了为满足项目精度目标,对GPS和水准路线布测和观测精度要求,以及GPS、水准数据处理和区域似大地水准面确定所采用的方案。分析了似大地水准面精化成果的精度,评述了该项成果应用的前景。更多还原

【Abstract】 The technique and method of quasi-geoid project in Zhejiang,Fujian and Jiangxi province area by SBSM had been introduced in this paper.The demand of the GPS and the optical leveling and the observation accuracy had been discussed to qualify the precise of project.The program of GPS and leveling data-processing and the determination of regional quasi-geoid also had been given out.Finally the accuracy of quasi-geoid result and the application prospect of this project had been analyzed.更多还原