The knowledge consistency analysis is one of the most important steps in the knowledge based systems, and it is the foundation for system to run.

知识的一致性分析是知识系统中的一个重要问题，是知识系统正常运行的基础。

International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems (IJUFKS), World Scientific http.

国际不确定性、模糊性和基于知识的系统学报。

Heuristic approaches and knowledge-based systems also have been used to solve larger size problems of site lay-out.

启发式方法和知识为基础的系统也已被用来解决大大小问题的网站布局。