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- prestressed beam string pipe 预应力张弦式管道
- prestressed beam string structure 预应力张弦梁
- Optimization research on stretching of steel roof with orbicular radialized prestressed beam string structure 环形辐射状预应力张弦梁钢屋盖张拉优化
- Construction Survey of Prestressed Beam String Structure of Guangzhou International Meeting and Exhibition Center 广州国际会展中心预应力张弦式桁架施工测量
- Beam String Structures (BSS), as a large-span prestressed space structural system which has been developed nearly decades, is a new hybrid structure. 张弦梁结构(Beam String Structures,简称为BSS)是近十余年发展起来的一种大跨度预应力空间结构体系,属于一种新型的杂交结构。
- And a design example suggest that tbe lateral influence of structuralwill reduce the ultimate capacity of prestressed beam. 同时,以设计实例证明侧限作用将降低预应力梁的承载力。
- The Beam String Structures(BSS), using bar connecting arches and cables, is a new type of long-span structures. 张弦梁结构是通过撑杆连接上弦抗弯受压刚性构件和下弦高强度拉索而形成的一类新型大跨度结构体系。
- In recent years, the Beam String Structures (BSS) is a new important form of space structures with successful applications in many large projects. 张弦梁结构是近年来发展起来的一类重要空间结构新形式,已在一些大型的工程中得以应用。
- Beam string structure (abbrev.BSS) is an inner equilibrium system whose bending resistance member and tension member is linked by brace strut. 张弦梁结构是一种用撑杆连接抗压弯构件和受拉构件而形成的自平衡体系。
- Construction and design of a cast steel joint in beam string structures used for the Exhibitions and Sports Center of Harbin built recently is described briefly in the paper. 简述了哈尔滨会展体育中心张弦桁架的铸钢节点的构造和设计情况,进行了该铸钢节点的足尺静力试验和有限元分析。
- Based on the practical project the effect of the symmetrical secant method on the effective prestress of the pretensioned slab and the anchoring result of the prestress beam is determined. 结合实际工程测定对称割线法对先张板有效预应力及预应力筋锚固效果的影响,并与千斤顶放张法及理论计算的结果进行比较分析,验证了这一新工艺的可行性。
- Combined with practical work,from setting isolation layer,installation of formwork,duck leakage and other aspects the problems existed in prefabrication of prestressed beam slab are pointed out. 根据施工实践,从隔离层的铺设、模板的安装、孔道漏浆、梁板封锚混凝土等方面提出了预应力梁板预制中存在的问题,分析了其产生原因,介绍了预防措施,以提高其预制质量。
- The continuous prestressed beam was constructed with cantilever construction,this construction was high of technology,so the bridge was supervised and controlled in the whole construction. 预应力混凝土连续梁桥采用挂篮现浇悬臂施工,施工技术要求高,为使得该桥顺利合拢,符合设计要求,对该桥进行施工控制。
- Based on the frequency equation of the lower-chord cable of a beam string structure, the numerical stability for cable tension estimation was investigated using a numerical iterative solution method. 摘要基于提出的张弦梁结构下弦拉索频率方程,研究了运用数值迭代求解方法进行索力求解的数值稳定性。
- There are considerable difficulties in pipe stringing pipe aligning and pipe stabilizing for pipeline construction in mountainous steep slop area. 山区长输管道陡坡地段的施工,主要在布管、窜管、稳管方面存在较大难度,需采取特殊措施才能保证安全高效施工。
- I need a piece of string to tie this parcel up. 我需要一根细绳把这包裹扎起来。
- In the externally prestressed beam specimens, the prestressing increments of bonded CFRP tendons are much larger than those of external ones. 体外预应力梁中体内预应力筋的应变增量比相应的体外预应力筋大得多;
- post-tensioned prestressed beam slab 后张法预应力梁板
- Axial compress is produced by the tension of prestressing beam, which engenders the third moment of column. 预应力筋的张拉会造成梁的轴向压缩,在柱中引起第3弯矩,但在工程设计中通常忽略这一因素影响。
- He tied a string on his finger to jog his memory. 他把一条细绳系在指头上,以唤起记忆。