urban spatial fundamental data 城市空间基础数据
Fundamental Geographic Spatial Data 空间数据集成与更新
fundamental urban geo-spatial data 城市空间基础数据
This paper deals with what problems should be taken into account when producing urban spatial fundamental data, and the related technical processes and methods are also discussed.
分析了数字城市空间基础数据建设中一些需要注意和解决的问题，初步讨论了解决方案。
Regional geological survey is comprehensive fundamental geological work. It covers almost all geological fields and more than 90% of its data is intimately associated with spatial positions.
区域地质调查是一项综合性的基础地质工作，它几乎涉及地质学领域的各个方面，其90%以上的数据与空间位置有密切关系。
The Surveying and Mapping Industry, especially the Fundamental part, is the core of Spatial Data Infrastructure (SDI) in a city, and the latter places a foundation for the concept of "Digital City".
测绘产业，特别是基础测绘是城市空间基础设施的核心，而后者是“数字城市”的基础。
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