锻压成型，工字形断面，两端拳式。
海晏堂后楼为工字形平台楼，楼南楼北也各有小型喷泉池。
Behind the main building was the H-shaped reservoir flanked to the north and south by two small fountains.
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.
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