引入了横截面形状修正因子，简化了公式的表达和计算。
And a shape factor is introduced into the expression, which simplifies the theoretical expression.
本方法适用于任意横截面形状和任意边界条件的薄壁杆件。
The proposed method is applicable for the thin-walled member of any cross section with any boundary condition.
刚性板结构由中间相连的中心腹板和固定桥梁横截面形状的外部边缘支撑系统组成。
The rigid plate construction consists of the central webs of the bridge meeting in the middle and a peripheral edge support that holds the cross-sectional shape of the bridge.
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