“对象-关系空间数据模型”的概念、定义、翻译、参考文献-科学参考

单词	对象-关系空间数据模型
释义	对象-关系空间数据模型 Encyclopedia 工学对象-关系空间数据模型释 object-relation spatial data model对象-关系空间数据模型以独立、完整、具有地理意义的对象为基本单元，对地理空间进行表达的数据模型。
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