运用地理信息系统（GIS）建立地质图空间数据库是“数字国土”的重要组成部分。
The establishment of a space data base of geological maps by GIS is one of important components of" digital land".
以农安幅1：20万综合水文地质图空间数据库的建立为例，介绍了利用GIS建立空间数据库的全过程。
Space database of 1: 200 000 Comprehensive Hydrograpric Geological Map of Nong' an is an example of GIS in application. The whole process of establishing the space database using GIS was introduced.
地质图空间数据库的建立对于基础地质图件的快速更新、信息资源共享以及基础地质科学研究具有重要意义。
The construction of the geological map spatial databases has great significance for the fast renewing of basic geological maps, sharing of information resources and study of basic geoscience.
地质图空间数据库数据量大，内容复杂，为了保证数据库的质量，在地质图空间数据库的建立过程中，对数据的全面系统检查工作是非常必要的。
The geological map spatial database is large and complicated. To ensure the quality of database, it is essential to check the data systematically during the database construction.
通过研究地质剖面相关数据模型，地质图和钻孔数据的融合模型，建立地质剖面绘制空间数据库。
By researching into relevant data model of geological section and integrated data model of geological map and bores, this paper establishes the spatial database of drawing geological section.
通过研究地质剖面相关数据模型，地质图和钻孔数据的融合模型，建立地质剖面绘制空间数据库。
By researching into relevant data model of geological section and integrated data model of geological map and bores, this paper establishes the spatial database of drawing geological section.
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