The analytic function of GIS was used to inter - process the mining disaster data base and formed three sub - systems. This thesis also analyzed the three sub - systems.
利用G IS特有的分析功能，对矿区灾害数据库进行交互操作，形成了三个子系统，并对它们进行了分析。
The analytic function of GIS was used to inter - process the mining disaster data base and formed three sub - systems. This thesis also analyzed the three sub - systems.
利用G IS特有的分析功能，对矿区灾害数据库进行交互操作，形成了三个子系统，并对它们进行了分析。
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