geo-data analysis 地学数据分析
The models solve the problems of computer compressing store and analysis and processing for map elements, with relationship and coexistence of geo graphics database and geo attribute data files.
该模型以地学图形数据库与属形数据文件关联共存的方式,解决了地图要素的计算机压缩存贮与分析处理问题。
As the data base of the GIS digital terrain analysis, digital Elevation Model (DEM) contains rich of terrain, topography and related geo-information and knowledge.
数字地形模型(DEM)包含着丰富的地形、地貌及相关的地学信息与知识,是GIS数字地形分析的数据基础。
Because of powerful data tackling ability and spatial analysis function, Geographic Information System (GIS) provides a new study method for regional geo-environment research.
地理信息系统(GIS)因其具有强大的数据处理功能和空间分析功能,为区域地质环境研究提供了新的研究方法。
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