实现了土地属性数据的动态更新和各种查询，通过GIS技术实现属性数据与空间数据互访。
In order to realize the dynamic renewal and various query of the earth nature data, the technology of GIS is used to realize the exchange visits between the attribute data and space data.
实现了土地属性数据的动态更新和各种查询，通过GIS技术实现属性数据与空间数据互访。
In order to realize the dynamic renewal and various query of the earth nature data, the technology of GIS is used to realize the exchange visits between the attribute data and space data.
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