针对广域网络环境下面向用户需求的信息服务要求，本文设计了一种基于语义覆盖网络的信息组织与服务体系框架。
This paper aims at the demands of user-requirements-oriented information services, and puts forward an information organization and service framework based on semantic overlay networks.
最后，论述了基于信息组织标准化的学科门户建设与面向用户的服务组织。
Finally, the article makes researches on the construction of subject gateway based on standardization and the user-oriented service organization.
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