摘要
Internet信息资源分布的广泛性与不规范性给专业领域信息获取带来很大困难。本文将专业领域信息获取分成索引层、指引库层和实体层 3个层次 ,逐层递进 ,以 WWW资源为后台 ,源源不断地为专业领域提供全面、准确、详实的信息资源。
The wide range and irregularity of Internet makes it difficult to retrieve professional information . In this paper, professional information collection is divided into 3 layers, which are index layer, navigation database layer and entity layer. These layers refine information better with the deepening of the process,it will provide all-sided, exact and abundant information resource based on the WWW.
出处
《现代图书情报技术》
CSSCI
北大核心
2002年第6期59-60,共2页
New Technology of Library and Information Service
