With the expanding of GIS application, multi-user concurrent operation becomes the basic demand for spatial data engine.
随着GIS应用的扩大，多用户并发操作成为空间数据引擎的基本要求。
Adopting the advantages of GIS technology, the engine provides visual expression of spatial information, and integration of attribute information with spatial information.
该引擎在借鉴GIS技术优点的基础上，实现了空间信息的直观表达及空间信息和属性信息的融合。
Adopting the advantages of GIS technology, the engine provides visual expression of spatial information, and integration of attribute information with spatial information.
该引擎在借鉴GIS技术优点的基础上，实现了空间信息的直观表达及空间信息和属性信息的融合。
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