数字图书馆必须基于网络信息资源的优化整合,增强信息的便捷性、精准性。本文从数字图书馆含义和网络信息资源的特点的入手,分析了数字图书馆网络资源整合的必要性和整合的内容。并在此基础上,探讨了网络信息资源目录整合、搜索引擎整合、元数据处理、学科信息门户等几种整合方法。 Digital library must be based on the optimized integration of network information resources to enhance the convenience and accuracy of information. Starting with the characteristics of digital library and the characteristics of network information resources, this paper analyzes the necessity and integration of digital library network resources integration. And on this basis, discusses several integration methods of network information resource directory integration, search engine integration, metadata processing, discipline information portal.