理学 自动问答技术 释 knowledge extraction 知识抽取 把蕴含于信息源中的知识经过识别、理解、筛选、归纳等过程抽取出来，存储形成知识元库。
人工智能 知识工程 释文 knowledge extraction 知识提取
- Public Relations
- public relations activities
- public relations and communication management
- Public Relations and Marketing Network of the AAM
- public relations brand management
- public relations company
- public relations crisis management
- public relations culture research school
- public relations department
- public relations entertainment etiquette
- public relations functional school
- public relations in colleges and universities
- public relations industry
- public relations information management
- public relations management
- public relations market
- public relations official etiquette
- public relations of non-governmental organizations
- public relations pr
- public relations practitioner、 PR men、PR officer
- public relations relationship management
- public relations science
- public relations strategic management
- Public Relations: Strategies and Tactics
- public relations subject