随着电子文本的大量涌现 ,人们对中文信息工具的发展和普及提出了更高的要求 .本文介绍一个基于扩展布尔模型的中文信息检索引擎的设计与实现 .该系统是用于中文信息研究的基础平台 ,也是开发实际应用系统的核心构件 With the massive emergence of electronic texts, people have put forward higher requirements for the development and popularization of Chinese information tools.This paper introduces the design and implementation of a Chinese information retrieval engine based on extended Boolean model, which is used for Chinese information research The basic platform, but also the core components of the development of practical applications