实现文本的特征提取，并能够吧重要的特征和次要的特征区分开来。最重要的要建立好特征数据库,Text feature extraction and be able to let the important characteristics and the characteristics of secondary distinguish. The most important feature of the database to establish good

新闻发布系统，可以查看，修改，编辑等，功能齐全的新闻发布系统-Press Release System, you can view, modify, edit, and so on, full-featured press release system

数据库实践设计作品--网上图书订购管理系统，附完整的E-R图和说明文档，以及全部实现代码和SQL2005项目工程-Database design work in practice- an online book ordering management system, with a complete ER diagrams and documentation, as well as to achieve full code and SQL2005 Project