数字填图技术中的实际材料图和数字地质制图是获取数据建立地质图空间数据库的重要途径之一，如何提高地质图数据采集的质量倍受关注。提及地质图数据采集的质量，自然涉及到拓扑关系，它直接影响空间数据的空间关系的建立、空间数据的查询、空间数据网络等等，

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地质图制作与拓扑技术.doc

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