【摘要】 详细推导了 Ｔｏｔａｌ Ｌａｇｒａｎｇｉａｎ（Ｔ．Ｌ．）描述下空间过渡梁元的切线刚度矩阵。过渡梁元切线刚度矩阵的提出，使局部单层局部双层网壳的计算结果更趋近于实际。更多还原

【Abstract】 In this paper, the tangential stiffness matrix of transition beam is deduced in detail. The application of geometrically nonlinear transition beam element can enhance the calculation precision of partial single-layer and partial double-layer reticulated shells.更多还原