对钢与混凝土组合梁扭转进行了探讨，提出了以开口薄壁杆件的约束扭转理论为基础的扭转极限分析方法。
The torsion of composite beams of steel and concrete and the limit analysis based on the theory of twisted members with thin walled open section and restraint of warping are discussed.
曲梁的非线性方程与薄壁开口截面拱的稳定承载力是本文探讨的两大主题。
This dissertation focused on the nonlinear equations and stability capability of open thin-walled circular arches.
针对开口薄壁截面梁的剪流和弯心坐标的复杂计算问题，导出了简便计算公式。
A simple calculation expression of the shearing flow and the coordinates of bending center is introduced for the thin-walled beam with open section.
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