程序使用链表的处理方法模拟专家系统运行状态，里面列出了事实事实集、规则条件集、规则结论集，需要注意的是要将条件集与事实集对应，是算法的核心部分。-List approach uses simulation expert system running, which lists the set of facts facts, rules, conditions set, the conclusions set of rules, should be noted that the conditions