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介绍了将现有文本数据库在Ｗｅｂ 上建立检索系统的原则以及文本数据库在Ｗｅｂ 上实现检索的机理和检索的方法．系统运行表明：系统结构合理、安全可靠、功能齐全、用户界面友好，是一个实用的系统．
This paper introduces the principle of establishing an existing retrieval system on the Web and the method of searching and retrieving the text database on the Web. System operation shows that: the system structure is reasonable, safe and reliable, full-featured, user-friendly interface, is a practical system.