Domain knowledge base, the brain to store knowledge in ICAI, is the basis of ICAI system. And its organizing form and storing method play an important role on its intelligence.

• 领域知识库作为智能计算机辅助教学系统中存储知识的“大脑”，是智能计算机辅助教学系统的基础，它的组织形式和存储方式对整个教学软件的智能性高低起着重要的作用。