它为整个城市提供各种现势性的空间数据信息源，为城市规划、建设、管理和服务提供统一的、标准的空间数据基础框架。
It offers all kinds of up-to-date spatial data sources for the whole urban, and it offers uniform and standard spatial data infrastructure for the layout building management and service of urban.
它为整个城市提供各种现势性的空间数据信息源，为城市规划、建设、管理和服务提供统一的、标准的空间数据基础框架。
It offers all kinds of up-to-date spatial data sources for the whole urban, and it offers uniform and standard spatial data infrastructure for the layout building management and service of urban.
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