However, the thin-walled steel tubes are prone to local buckling under axial pressure, especially for the square and rectangular cross-section shape.

但是薄壁钢管在轴向荷载下容易发生局部屈曲，尤其是截面形状为方形或矩形时。

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This paper presents a 3-d wind resistant design method satisfying comfort requirements of residents of tower buildings with rectangular cross-section.

本文探讨了矩形塔式高层建筑满足人舒适要求的三维抗风设计方法。

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In this paper the local co-ordinate method was used for calculating the three dimensional distribution of the magnetic field in a cell by bus bar with rectangular cross-section.

本文采用局部坐标法计算矩形截面大电流母线在电解槽中产生的三维磁场。

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