Calculating formula for the fuzzy probability of the qualified and unqualified parts, and for the mendable and non-mendable fuzzy probability of the unqualified parts, are derived.

• 然后根据模糊概率理论，提出了零件模糊合格概率、零件模糊不合格概率、零件可修复模糊不合格概率和零件不可修复模糊不合格概率的计算公式。