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。
The advanced first order and second moment iterative method are employed for calculation on reliability index and failure probability.
采用改进的一次二阶矩法对腐蚀管道的可靠性指标和失效概率进行了分析和计算。
Secondly, the procedure of tunnel lining based on First Order Second Moment(FOSM) and JC method is presented to calculate the reliability of tunnel lining.
根据提出的可靠度计算理论和方法，编制了基于一次二阶矩和JC法的可靠度计算程序。
A method to analyze reliability of gravity DAMS using the second order sequence response surface method is described.
提出了用二次序列响应面法分析重力坝可靠度的方法。
The first-order second-moment method is fundamental in structural reliability analysis, its accuracy depends upon the nonlinear extent of performance functions around checking point.
一次二阶矩方法是结构可靠度分析的基本方法．一次二阶矩方法的计算精度依赖于验算点附近功能函数的非线性程度。
The reliability of the fatigue crack growth life of single inclusion is analyzed by the advanced first order and second moment method.
采用改进一次二阶矩法分析单个夹杂裂纹扩展的可靠性。
Based on the generalized reliability index given by Ditlevsen and the first order second moment method, a simplifed calculating method on structural reliability is presented.
基于由Ditlevsen给出的广义可靠指标和一次二阶矩法，提出了一个简捷的结构可靠度计算方法。
The present usually reliability analysis method for engineering structures are Monte Carlo Simulate (MCS), First-order Second-moment method (FOSM) and reliability Surface method (RSM).
现有基本的结构可靠度计算方法可分为一次二阶矩法、蒙特卡罗法和响应面法。
The present usually reliability analysis method for engineering structures are Monte Carlo Simulate (MCS), First-order Second-moment method (FOSM) and reliability Surface method (RSM).
现有基本的结构可靠度计算方法可分为一次二阶矩法、蒙特卡罗法和响应面法。
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