Each index document also has multi-value field UNIDs, which contain the UNIDs of all documents in the source database that match the keyword assigned for that index document.
每一个索引文档也具有多值字段unid，其中包含与为该索引文档分配的关键字相匹配的源数据库中的所有文档的UNID。
Relying on database and geographic data engine discusses and designs the organization and management of multi-source data in digital map publishing system.
以数据库为依托，借助地理数据引擎，探讨并设计了对多源数据在数字地图出版系统中组织及管理；
The methods have been used successfully in this study, which will provide reference for design and construction of multi-source remote sensing image database.
该方法的成功运用，为多源遥感影像数据库的设计与建设提供了参考。
The methods have been used successfully in this study, which will provide reference for design and construction of multi-source remote sensing image database.
该方法的成功运用，为多源遥感影像数据库的设计与建设提供了参考。
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