因此，对于此种情况下工字形钢梁的整体稳定承载力研究具有一定的科研意义和应用价值。
So, it's necessary to research the overall stability of steel I-beams under combined bending and torsion.
本文研究了纯弯工字形薄壁钢梁组成板件局部屈曲与整体屈曲间的相互作用。
This paper deals with the interaction of local and overall buckling in thin-walled steel I-beams under pure bending.
本文参考两种理论的能量方程，推导了梭形变截面工字形简支钢梁的临界弯矩公式。
In this paper, a formulation of critical moment of tapered simply-supported I-beams is obtained on the foundation of each theory.
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