For construction, mainly address section thin, energy-saving and efficient.

对于建筑而言，主要是解决节材、节能、高效的问题。

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The present method is suitable for any shape of cross section thin-walled members.

本方法适用于任意形式截面的薄壁杆件分析。

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A new point is put forward that transverse bimoment has different influence on the two kinds of cross section thin-walled beams, and on their St-Venant principle conditions.

同时对外载等效中经常出现的横向双力矩这一广义力进行研究，指出它在开口和闭口薄壁梁约束扭转问题中和圣维南原理适用条件中分别占有不同的地位。

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Cut the long piece of skirt steak into 3- to 4-inch sections, then cut each section into thin strips across the grain (that is, in line with the full length of the skirt steak).

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Back at his lab at the University of Wisconsin, Tyler sliced a thin section of the stone and placed it under a microscope.

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