Based on the analysis of knowledge engineering system (KBE), the paper expounds the KBE concept and elaborates the led product knowledge and its management characteristics within KBE.

在分析知识工程系统的基础上，介绍KBE的基本概念并阐述了KBE环境下LED产品知识的类型以及基于知识的管理。

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As a continual process of management, knowledge management covers the business process, software technique system and corporate culture. It's a complicated system engineering.

知识管理作为一项持续的管理过程，涵盖了业务流程、软件技术系统和企业文化，是一项复杂的系统工程。

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With the study of knowledge engineering design, stress analyzed knowledge acquisition knowledge representation and knowledge base in knowledge engineering besides the application in system.

通过对基于知识工程的设计的研究，重点分析了知识工程中的知识获取、知识表示和知识库等重要理论以及在系统中的应用；

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