本文提出了一种信息检索模型，以自然语言的形式进行检索，得到用户想要得到的内容，进而提高查询的准确性。

This paper provides an information retrieval model, and it retrieves in way of natural language, gets the content what the users want, so it can improve the retrieval precision.

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模糊检索能极大提高系统处理非精确信息的能力，因而基于模糊语言的数学模型至关重要。

Fuzzy retrieves can greatly improve the ability to deal with the inaccurate information and math models based on fuzzy languages are indispensable to succes.

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在分词技术、索引技术、结构化查询语言技术的基础上，提出了一个基于XML文档数据库的信息检索系统，这一系统模型主要由分词模块、索引模块及查询模块组成。

This paper puts forward an information retrieval system based on XML documents database on the foundation of segmentation technology, index technology and structured query language technology.

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