【摘要】 本文基于分布式 GIS系统的技术体系 ,结合元数据技术、空间数据仓库技术 ,提出了可操作的空间数字图书馆元数据模型及数据管理模型更多还原

【Abstract】 Research and development of space information digital library is fundmental of building information harbor in the internet time.The space information digital library,as a new type of network information flow,platform may lead to abundant commercial opportunities and tremendous information increment. The article put forward the operational data management model of the space information digital library , which is based on the integration of metadata and space data warehouse technologies according to the structure of distributed GIS.更多还原