In Fuzzy Production Rule(FPR) systems,the knowledge representation power of FPRs will be severely limited if the propositions of rules are considered to have the same importance.

• 在模糊产生式系统中；产生式规则的前件的所有子命题、知识库中所有的规则被假定具有相同的重要性；使得其知识表示能力有严重的缺陷.