随机桁架结构几何非线性问题的混合摄动$\!$-$\!$-$\!$伽辽金法求解1)
黄斌,贺志赟,张衡

HYBRID PERTURBATION-GALERKIN METHOD FOR GEOMETRICAL NONLINEAR ANALYSIS OF TRUSS STRUCTURES WITH RANDOM PARAMETERS1)
Huang Bin,He Zhiyun,Zhang Heng
表6 位移响应的统计矩
Table 6 Statistical moment of displacement response