Classical bending theory of beam and plate can only be fit for thin and long beam and thin due to without considering deformed influence of cross shearing.
经典的梁板弯曲理论由于未考虑横向剪切变形的影响而只能适用于细长梁和薄板。
In this paper, on the base of Ullmanski's hypothesis, the unified beam theory of thin walled open and closed cross-section and the governing differential equations are established.
本文将开口和闭口薄壁理论统一在乌曼斯基假设之下，建立开口和闭口薄壁杆件统一的基本微分方程序。
On the base of the general theory of thin-walled members, we deduce a new critical moment formula of steel beam under transverse loads which pass the shear center and parallel to the main axis.
就国内现有的薄壁钢梁弯扭失稳理论进行了分析，从薄壁杆件的一般理论出发，推导出荷载过截面弯心并与主轴平行的受弯钢梁的临界弯矩公式。
By an example, the warping theory of the thin-walled beam is compared with and distinguished from GBT, while the contribution and the defect of the former is presented.
本文通过算例对广义梁理论和薄壁杆件翘曲理论进行了比较研究，并指出了后者的贡献和局限性。
The method for torsional analysis of ship hull as a stepped thin-walled beam using the restrained torsion theory has been applied widely in the field of naval architecture.
将船体作为阶梯薄壁梁，用薄壁梁的约束扭转理论进行扭转强度分析的方法，是目前国内外造船界普遍使用的方法。
Classical thin-walled beam theory can not handle sectional deformation.
薄壁杆件的截面变形是经典薄壁杆件理论无法描述的。
Classical thin-walled beam theory can not handle sectional deformation.
薄壁杆件的截面变形是经典薄壁杆件理论无法描述的。
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