摘要
本文结合成都市控制网改造的实例,较为详细地阐述了城市控制网改造中的基准转换、长度变形、CORS系统和似大地水准面精化等关键问题及其解决方案,从而为大中城市控制网的建设提供参考。
Taking the update of the urban control network in Chengdu city as an example, this paper has introduced a solution to this upgrade and its pivotal technologies including the transform of reference framework, the correction of length distortion, the establish of Continuously Operation Reference Station(CORS) and the refining quasi-geoid.It is helpful for the construction and update of the urban control network in large and medium sized cities.
出处
《测绘科学》
CSCD
北大核心
2008年第1期77-79,82,共4页
Science of Surveying and Mapping
基金
成都市市域测量控制网改扩建工程项目资助(20051887)
关键词
控制网
改造
城市
control network
update
urban
