CAJ | 학술논문

似大地水准面精化是现代测绘基准体系的重要组成部分,它的推广应用可改变传统高程测量模式。本文通过对宁波市似大地水准面精化成果进行同精度的正确性静态检测,评定其外符合高程异常模型精度;通过进行实用性的静态及网络RTK动态检测,分析探讨其GPS/RTK高程精度,为网络RTK高程测量的实际应用打下了坚实的基础,并为下一步网络RTK测高代替等级水准提供了研究方向。
사대지수준면정화시현대측회기준체계적중요조성부분,타적추엄응용가개변전통고정측량모식。본문통과대저파시사대지수준면정화성과진행동정도적정학성정태검측,평정기외부합고정이상모형정도;통과진행실용성적정태급망락RTK동태검측,분석탐토기GPS/RTK고정정도,위망락RTK고정측량적실제응용타하료견실적기출,병위하일보망락RTK측고대체등급수준제공료연구방향。
Quasigeoid ascertaining,which is an important part of the modern survey benchmark system,could change the traditional way of Height survey.This paper estimated the precision of NingBo Quasigeoid by GPS static survey with the same precision,and analyzed the precision of GPS/RTK height by practical GPS static survey and network RTK survey.The paper made the base of the applying of network RTK height survey,and provided a research way for the replacement grade level survey by network RTK.