With the use of fuzzy failure probability, risk decision model based on minimum fuzzy risk loss expectation was presented.

将模板支撑架体系的失效概率模糊化，建立了以模糊风险损失期望值最小为依据的风险决策模型。

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According to probabilistic theory and fuzzy mathematics, the formula to calculate fuzzy probability of any slips damage and of the development of failure is derived.

由概率论和模糊数学理论得出了各分块发生局部破坏和破坏扩展的模糊概率计算公式。

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It is mostly very difficult to calculate fuzzy failure probability of mechanical parts by using analytical method according to the model of fuzzy failure probability.

多数情况下，对机械零件的模糊失效概率模型用解析法求其模糊失效概率是极其困难的。

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