With the help of the fuzzy probability theory it expresses the design objective of product quality, the principle and modeling method of fuzzy robust designfor product quality.

• 用模糊数描述产品质量的设计目标,以表达设计质量指标的品质等级信息。用模糊概率理论分析了模糊目标的稳健设计准则,提出了产品质量的模糊稳健设计原理及建模方法。