中文摘要：

知识链接是根据知识体之间的关联关系将它们联系起来的过程、方法和技术。从知识链接可链接对象的范围来看，知识链接经历了大约五个发展阶段。导致知识链接新发展的动因主要在于人们对知识资源的互联互通和无缝链接的要求以及现实问题迫使人们开始探索新的知识传播和获取的途径与方法。知识链接按照链接对象的不同，可以分为三种：人与人之间的知识链接、人与知识体之间的链接、知识体与知识体之间的链接，每种知识链接形式都具有自己的特征。

英文摘要：

Knowledge linkage are process, methode and technology which link knowledge entity based on their relationship. According to the area of linked object, knowledge linkage has already experienced 5 phases. The factor that lead reform of knowledge linkage mainly lies in people＇ s desire on interconnection and seamless linking of knowledge resources and practical problems asking for people to explore new ways and means to transmit knowledge. Thinking about its objects, knowledge linkage can be divided into 3 types： knowledge linkage between people, knowledge linkage between people and knowledge entities and knowledge linkage between knowledge entities.