Object-oriented Spatial Data Model 面向对象空间数据模型
The type of spatial data model: the model based on object (element); network model; field model.
空间数据模型的类型：基于对象(要素)的模型；网络模型；场模型。
A new spatial database based on region and object data model is designed. The database could dispose many data sources. It provides application interfaces and has some flexibility.
设计了一种基于区域和基于对象数据模型的新型空间数据库，该数据库具有处理多种数据源的能力，提供应用接口，具有较高的灵活性。
Then based on the basic concepts and features of spatial data, we analyze the organization and storage of spatial data by using the object-oriented holistic GIS data model.
然后根据空间数据的基本概念和特征，利用面向对象的整体数据模型，分析了空间数据的组织方法和存储方式。
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