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。

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According to the feature of spatial data sources, a method to express capability of the spatial data sources is presented, including exported schema, query capability and transformation capability.

根据空间数据源的特点给出一种表示空间数据源能力信息的方法，包括导出模式、查询能力和转换能力。

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The error sources, types and elements affecting the quality of the spatial soil conservation data has been analyzed, by the view of the error and quality of spatial data.

根据空间数据误差理论，对空间数据误差来源和种类、空间数据的质量要素等进行地了研究。

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For example, a third party may provide a Snap in the SnapStore that allows you to connect to SalesForce, SAP, Oracle, Twitter, Facebook, or common data feeds from other sources, such as stock prices or geo-spatial data.

FORBES: From App Store to Snap Store: Data Access as a Product