1) huge cross-section
巨型截面
1.
In the welding construction of the main tower at stage A of the World Trade Center phase Ⅲ,some difficulties were settled,inclusive of deformation control in welding the huge cross-section column,welding super long seam in the steel plate wall,inclined welding and thick plate welding at minus temperature as well as welding of suspended truss etc.
国贸三期A阶段主楼焊接施工中,解决了巨型截面柱焊接变形控制、钢板墙超长焊缝焊接、各个斜向位置焊接、厚板负温度焊接以及伸臂桁架焊接等难题,获得了较高的焊接质量。
2) O section
O型截面
1.
On the basis of the practical structure of O section flux-cored wire,the effects of overlap edge of steel strip on arc profile and droplet transfer mode were given in detailed formulation.
针对自保护药芯焊丝O型截面的实际构造,详细阐述了外皮钢带搭接对电弧形状和熔滴过渡形式的影响结果,分析焊丝外皮钢带搭接可引起的如飞溅、气孔等焊接缺陷的原因,并成功研制了一种性能良好的自保护药芯焊丝,提出了减少产生飞溅、气孔等焊接缺陷的措施。
3) special section
异型截面
1.
Manufacturing hub by cold bending special section profile can be considered as the problem of special section plate bending,which is nonlinear in physics and geometry.
载重汽车车轮轮网的冷弯是异型截面板的弯曲和扭转过程 ,具有物理和几何非线性特性。
4) Z-type section
Z型截面
5) irregular section
异型截面
1.
Application of cement-soil retaining walls with irregular section in deep excavations;
异型截面水泥土桩墙在基坑支护中的应用
6) hat section
帽型截面
1.
The bearing capacity behavior of 550MPa high strength cold-formed steel lapped continuous hat section battens under bending is studied.
对550MPa高强冷弯薄壁型钢帽型截面搭接式连续檩条受力性能进行了试验研究。
2.
The bearing capacity behavior of 550MPa high strength cold-formed steel simple and continuous hat section battens under bending has been studied.
对550MPa高强冷弯薄壁型钢帽型截面简支檩条和两跨连续檩条的受力性能进行了试验研究,27根简支檩条试件和24根两跨连续檩条试件的试验结果表明:厚度为0。
补充资料：1965年在贵州贵阳市南发现的巨型溶洞
1965年在贵州贵阳市南发现的巨型溶洞
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