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1)  section steel frame
型钢拱架
2)  steel truss arch
钢桁架拱
1.
Sectional Optimization and Procedures on Steel Truss Arch Structure;
钢桁架拱结构的截面优化与程序
2.
The main part of Yaojiang Bridge at Chengzhuang Rd, Ningbo is a continuous 3-span (48 m+180 m+48 m) through steel truss arch bridge, and introduced hereby are the layout of the bridge, the structural design, some key design techniques and the guiding sequence of construction.
宁波市城庄路姚江大桥主桥为下承式三跨连续钢桁架拱桥。
3)  steel arch roof
钢拱屋架
4)  reinforcement centering
钢筋拱架
1.
It introduces the supporting method of "advanced anchor shaft combined with reinforcement centering spraying concrete" in Qingdao "902" Project, which achieved good effect under the complicated geographic condition characterized by broken rock and thin covering layer and thus accumulated successful experience.
文章介绍超前锚杆结合钢筋拱架喷射混凝土支护方法在青岛市"902"工程中的应用,用该方法解决"岩体破碎,覆盖层薄"这种复杂地质情况取得了很好的效果,积累了成功的经验。
5)  vaulted tubular steel space truss
钢管拱架
1.
By considering of the structural deformation, the span of the vaulted tubular steel space truss in Nanjing International Exhibition Center is designed and manufactured as 74.
南京国际展览中心跨度 75m的钢管拱架按 74 85m设计 ,设计时利用了结构的变形 ;采用钢管相贯焊接节点技术。
6)  steel arch centre
钢拱架
1.
Construction control of outside the steel arch centre of RC arch bridge;
钢筋混凝土拱桥外置钢拱架的施工控制
补充资料:型钢
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性质:长度和截面周长之比相当大的直径钢材,有时也包括不属于板材、管材和线材的金属塑性加工制品。按生产方法分为热轧型钢、弯曲型钢、挤压型钢、拔制型钢和焊接型钢等。其中热轧型钢具有生产规模大,效率高,能相少和成本低等优点,是型钢生产的主要方法。型钢的断面形状支为简单、复杂和周期三类。简单断面型钢指方钢、圆钢、扁钢、户钢、六角钢等。复杂断面型钢指工字钢、槽钢、钢轨、窗框钢等周期断面型钢指螺纹钢、各种轴件、犁铧钢等。

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