A high efficient direct integration method is proposed for evaluating the variation effect of nonlinear numerical simulation results of geomechanics subject to multi-random parameters.
提出了一种用于评估多参数随机变异情况下岩土力学非线性数值模拟结果可靠性的多维高效直接积分型随机分析方法。
Based on the multivariable random drilling model, the multi objective reliability optimization of deep well drilling parameters is presented.
在多元随机钻井模式理论的基础上，提出了深井钻井参数多目标可靠性优化方法。
A finite element (fe) method for the prediction of the equivalent heat transfer parameters of the composite material with random multi-scale grains was presented.
针对预测多种尺度颗粒随机分布复合材料等效热传导参数的难点，提出了一种多尺度有限元方法。
This formula can be used for various multi-degreeoffreedom stochastic structural systems which possess random mass, damping and stiffness parameters.
这组公式可以适用于同时具有随机质量、随机阻尼、随机刚度参数的多自由度动力系统。
The system dynamic reliability of multi-degree-of-freedom (MDOF) system with random parameters and its upper and lower bounds is discussed.
对具有随机参数的多自由度体系，提出了求解其系统动力可靠度上、下限的一种计算方法。
But the process of spot welding is such a highly non-linear, multi-parameters and complicated process containing a lot of random factors.
然而点焊是一个高度非线性、多变量耦合和含有大量随机不确定因素的复杂过程。
But the process of spot welding is such a highly non-linear, multi-parameters and complicated process containing a lot of random factors.
然而点焊是一个高度非线性、多变量耦合和含有大量随机不确定因素的复杂过程。
应用推荐