First Order Second Moment 第一阶第二次矩 ; 一次二阶矩
First-order Second-moment Method 一次二阶矩法
First-Order Second-Moment 利用一次二阶矩
first order second moment theory 一次二阶矩
first-order second-moment theory 一次二阶矩理论
adapted first-order second-moment method 改进的一次二阶矩法
improved first-order second-moment method 一次二阶矩法
A first order second moment formulation for systems fatigue reliability assessment of offshore structures is presented.
本文提出了海洋平台结构系统疲劳可靠性分析的一阶二次矩方法。
The parameters of the model are fuzzily processed and the fuzzy risk can be evaluated by using the modified first order second moment method.
通过对模型中的参数进行模糊化处理，用改进一次二阶矩法计算了地下水过量开采的模糊风险率。
Based on reliability theory, the first order second moment method (JC method) is adopted to analyze and compute the fatigue reliability.
基于可靠度理论，本文采用一次二阶矩法(JC法)对疲劳裂纹扩展可靠性进行计算。
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