We start with the vertical search engine concept, principle, composition, workflow research and the analysis.
本文先从垂直搜索引擎的概念，原理，组成，工作流程等方面研究和分析入手。
Concept based search engine meet the needs of the future information retrieval system.
基于概念的智能检索才符合信息检索未来的需求。
Concept based search engine meet the needs of the future information retrieval system.
基于概念的智能检索才符合信息检索未来的需求。
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