该模型以地学图形数据库与属形数据文件关联共存的方式，解决了地图要素的计算机压缩存贮与分析处理问题。

The models solve the problems of computer compressing store and analysis and processing for map elements, with relationship and coexistence of geo graphics database and geo attribute data files.

youdao

该模型以地学图形数据库与属形数据文件关联共存的方式，解决了地图要素的计算机压缩存贮与分析处理问题。

The models solve the problems of computer compressing store and analysis and processing for map elements, with relationship and coexistence of geo graphics database and geo attribute data files.

youdao