本文针对目前广泛应用于网架与网壳结构中的薄壁空心球节点，对薄壁球亮在环线荷载作用下的非线性稳定性态进行了分析研究。
B-spine functions and truncated monomials are introduced for the theoretical solution of the nonlinear equations with the severe discontinuity of shear in the thin spherical joints .
网架与网壳