This paper briefly introduces the circular steel support, which was extensively used as inner support system of deep pits in Huangsha testing section of Guangzhou Metro and the whole project.
文章简要介绍圆形钢支撑作为深基坑的内支撑体系，在广州地区的首例工程——广州地铁黄沙试验段及地铁工程广泛应用的情况。
Steel circular columns and eucalytus glulam beams support the polyurethane filled metallic roofing.
圆形钢柱和桉树胶合板梁支撑聚亚安酯材料的金属屋顶。
It is found that the critical local buckling stress and diameter to thickness ratio of circular steel tube are considerably increased by the support of filled concrete.
由于内部混凝土的存在，大大提高了薄壁钢管的临界屈曲应力和径厚比。
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