In this paper, the Web-based Product Information Filtering System was proposed.Combined with analytical multilevel system, an evaluation index system was established and its reliability was evaluated with the fuzzy mathematic theory.

• 以作者提出的网络化产品设计信息过滤器为对象,结合多层次系统分析方法,建立其可靠性的评价指标体系,用模糊综合评价方法对其可靠性进行了评价分析。