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；
The principle and methods of various surface engineering technologies are introduced, and its study progress and application on manufactured and maintenance of vehicle engine is summarized.
介绍了各种表面工程技术的原理和方法，综述了有关表面工程技术在车用发动机制造和维修领域的研究和应用进展。
The research results provide theoretic base for the engineering application and science study of sewage heat exchanger.
分析结果为污水换热器的工程应用和科学研究提供了理论基础。
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