At present, in many cases, reliability analysis of structural systems of strength failure, stiffness failure and fatigue failure is respectively considered.

目前结构系统在静载作用下失效和疲劳载荷作用下失效以及刚度失效这几种情况下的可靠性大多是分别予以考虑的。

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In response to the complexity of calculation for failure probability regarding fatigue crack growth life, a method for reliability analysis based on neural network response surface was presented.

针对疲劳裂纹扩展寿命失效概率计算的复杂性，提出基于神经网络响应面的可靠性分析方法。

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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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