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	数字水体 RSCC 中国海外地理信息系统协会 ESRI (Arc-Info) Home Page GRASS Home Page Intergraph Corporation, USA Geoplace Introduction to Arc-Info MapInfo Inc. Environmental GIS guide for the neophyte UNEP/GRID: Use of GIS in Agricultural Research International Cartographic Association- Commission on Visualisation Searchable GIS bibliographic database Guide to GIS on the Internet(includes useful shareware/software guide) from Karlsruhe Japanese GIS/Mapping Science Resources Guide     第1页/共2页|首页|上一页|下一页|尾页