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城市建设GIS系统的大比例尺基础地形数据通常来源于测绘专业单位,本文以某建设系统MAPGIS基础地形图库的建立为基础,阐述从CAD数据到建立图库项目的过程中值得注意的一些技术细节,提出自己的便捷的解决方案,与从事相关工作的同行探讨这些技术细节。 更多还原

【Abstract】 The basic large-scale terrain data of the GIS system for urban construction often come from professional surveying and mapping institutions.This paper is based on the foundation of the MAPGIS basic topographic map pool of a certain constructive system,elaboratis a series of notable technical details during the process of establishing entries for a map pool from CAD data,and therefore propoes our own simplified solutions while probing into these technical details with the colleagues in the same s... 更多还原