First-order Second-moment Method的意思|示意
一阶二阶矩法
First-order Second-moment Method的网络常见释义
一次二阶矩法 ...扰动方法（如矩方程法，格林函数法，混合格林函数法）及基于Taylor展开 的所谓一次二阶矩法（first-order second-moment method）。所有这些方法在用于实际现场尺寸的流动 和（或）输运问题时，所需计算量很大。
First-order Second-moment Method相关短语
1、 adapted first-order second-moment method 改进的一次二阶矩法
2、 improved first-order second-moment method 一次二阶矩法
3、 adapted first- order second-moment method 改进的一次二阶矩法
First-order Second-moment Method相关例句
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 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。
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。
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。
On the basis of the advanced first order and second moment method, the partial derivatives of the failure probability to the distribution parameters of the process variables were formulated.
由求解失效概率的改进一次二阶矩法出发，给出了失效概率对中间变量分布参数偏导数的计算公式；