Numerical results also show that the interference area is not equal to the probability of failure, and the relationship between them can not be expressed by simple mathematical expressions.
计算结果表明，在数值上干涉面积与失效概率既不相等，也不能用简单的数学表达式表示其关系。
Since the main failure reason of the steel rope is the fatigue of the metal, the fatigue reliability design of the crane steel rope can be executed by means of stress-strength interference model.
根据起重机钢丝绳失效主要是金属疲劳的原理，采用应力-强度干涉模型，对起重机钢丝绳进行了疲劳可靠性设计。
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