阐述了1985国家高程基准研究工作和成果。
Research on the 1985 National Elevation Datum and the results obtained are highlighted.
提出了国家地理空间信息基准框架内改进与更新原有的大地坐标基准、高程基准和重力基准的建设道路及解决原则。
The higher requirement of the former coordinate datum, height datum and gravity datum was in dire need of improvement and update in modernization.
提出了国家地理空间信息基准框架内改进与更新原有的大地坐标基准、高程基准和重力基准的建设道路及解决原则。
The higher requirement of the former coordinate datum, height datum and gravity datum was in dire need of improvement and update in modernization.
应用推荐