Compared with first-order perturbation, second-order perturbation stochastic finite element has the advantage of higher accuracy.
与一阶摄动随机有限元相比，二阶摄动随机有限元具有较高的计算精度。
This study calculated the statistical moments of settlement for shallow foundation by using second-order perturbation stochastic finite element method.
笔者探讨了这一方法，考虑土性分布参数和荷载变异性，用二阶摄动随机有限元法进行了浅地基沉降的概率分析。
The process in which the reliability of rock bedding slope is analyzed by applying the perturbation stochastic finite element method (PSFEM) is formulated.
介绍运用摄动随机有限元法（PSFEM）分析顺层岩质边坡可靠性的推导过程。
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