In the research, the emphases are system analysis, system overall frame design, and database, model base design.
在研究中，重点进行了系统分析、系统总体结构设计和数据库、模型库的设计。
In implementing of the system, database technique and C-F model are combined to design knowledge base. The uncertainty problem is solved by using the forward-backward inference control strategy.
在系统实现中，采用基于关系型数据库和C - F模型进行知识库的设计，用正反向混合推理控制策略进行不确定性推理。
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