| Aiming at emphasis and difficulty in building"The Drawing andManagement System of Mining Map Based on GIS",thosequestion,which included data structure model of mining map,datamodel of object-related database,data transformation of AutoCAD data,data updating,special subject information and spatial analysis and soon, was discussed in this paper.According to principle of orientedobject, the corresponding programming system, which followed theprinciple of software engineering and the viewpoint of systematic theoryto maintain and expand, was built,it was proved by instance that it canmeet the requirement of design and can provided accurate geographicalinformation data for mining units. |
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