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以建立沙漠化环境信息系统核心问题之一的专题图形库为出发点，对利用ＵＴｅｋ工作站及微机建立沙漠化专题图库的技术进行了探讨。建立了科尔沁典型沙区土地结构类型三个时期两级专题图形库，并对库信息的查询方法作了较详细的介绍。
Based on the thematic graphics library which is one of the core issues of desertification environment information system, this paper discusses the technology of using UTek workstation and computer to establish desertification thematic map library. The three-period two-dimensional thematic graphic database of land structure type in Horqin typical sand area was established, and the inquiry method of the database information was introduced in detail.