In the soil resource management information system based on GIS, the most basic operations are the operation of map, the attribute data inquiry and statistics and spatial data inquiry as well.
在基于GIS的土壤资源管理信息系统中,最基本的操作是对地图的操作、属性数据的查询和统计以及空间数据的查询。
With the function of spatial data management, the system can realize coupling inquiry, conditional inquiry and special subject inquiry about spatial data and their attributes of objectives.
该系统具有空间数据管理的特性,可实现对象的空间分布和属性的耦合查询、条件查询、专题查询等功能。
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