一个封装好的类（RichText Builder (StringBuilder for RTF)．可以将Rich Text控件中的内容直接保存为ＲＴＦ格式文件．,A good type of package (RichText Builder (StringBuilder for RTF). Could be in the Rich Text content controls directly saved as RTF files.

此程序实现了如何在TXT或WORD文档中进行数据挖掘,在文本中提取有用信息-The realization of this procedure how to TXT or WORD document to carry out data mining, in the text to extract useful information