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- In three desilting tunnels of Xiaolangdi Multipurpose Project, over 70% tunnel wall were lined with non cohesive pre stressed concrete by the post tensioning method. 小浪底水利枢纽工程的3条排沙洞，洞身70%25以上采用后张法无粘结预应力混凝土衬砌。
- Prevention of Fracture on Ends of Post Tensioning Method Pre- stress Concrete Hollow Slab 后张法预应力混凝土空心板板端产生裂缝的预防
- post tensioning method 后张法
- Research progress on accelerated corrosion test method which can evaluate the corrosion protecveness of the post tensioning grouts is reviewed. 综述了近期国内外在后张预应力结构灌浆材料加速腐蚀实验方面的研究进展。
- Abstract In this paper, the basic method of the prestressed concrete of bonded post tensioning in the construction of a large span roof truss and the realization of using the XM anchorage is expounded . 本文结合工程实际论述了后张法有粘结预应力砼在大跨度屋架施工中的基本工艺以及XM系列锚具的应用体会。
- It is analyzed that in the constructing of reinforced concrete hollowcore slab and girder by post tensioning prestress method,temperature stress is the main reason of visible cracks arising. 分析了在后张法预应力钢筋混凝土空心板梁施工中,温度应力是预制梁出现“可见裂缝”的主要原因,干缩引起的微细裂缝对“可见裂缝”的出现具有一定的影响,并提出预防措施。
- post tensioned method 后张法
- The Application of the Prestressed Concrete of Bonded Post Tensioning in the Construction of a Large Span Roof Truss. 后张法有粘结预应力砼在大跨度屋架施工中的应用
- Absctract : A tension method is used on mensurating adhesion of sputtered films on ferrite material. 摘要 ：利用拉伸法对铁氧体基材上溅射的金属膜层进行了附着力的测试。
- The reinforcement scheme,structure calculation,post tensioning ironware and construction essentials for the parking garage were introduced in this paper. 本文介绍了该停车库的加固方案、结构计算、后张拉铁件和施工要点。
- Tension method also can distinguish permeability of different concrete, but it has discreteness compared with water pressure method. 通过研究张力法下水在混凝土中的渗透发现:水在张力法下更容易渗透,张力法下的渗透系数比水压法下大一个数量级。
- In the course of prestressed post tensioning construction process, the grouting compactness becomes an extremely important factor which acts upon project quality. 该文结合工程实践总结出雷达检测技术在注浆密实度方面的应用方法,表明了雷达在检测密实度方面的应用是可行的。
- Based on analysis of traditional tensioning method,the paper presents an optimized cable tensioning method,which is developed from the influence matrix of tensioning force,functional extremum principle and separation method to tensioning force. 在对传统张拉方法分析的基础上,利用拉索张拉力影响矩阵、泛函极值原理及对张拉力进行拆分,提出了优化的拉索张拉方法;
- The interactions between sodium dodecanesulfonate (AS) and polyethyleneglycol (PEG) or polyvinylpyrrolidone (PVP) with different molecular weights were studied with surface tension method. 用表面张力法研究了十二烷基磺酸钠 (AS)与不同相对分子质量的聚乙二醇 (PEG)或聚乙烯吡咯烷酮 (PVP)间的相互作用。
- T- beam prestessed by post- tensioning method 后张法预应力T梁
- The method seems good but it needs to be tried out. 这个方法似乎不错，但需要试验一下。
- The research proves that post tensioned prestressed concrete hollow slab own fine deformation behavior and crack resistance. 本文研究表明：后张预应力混凝土空心板具有良好的变形性能和抗裂性能。
- The tension between us has eased off a little. 我们之间的紧张状况已经缓和一些。
- I am afraid the last post has been dispatched. 恐怕末班邮件已经发出了。
- All bookings must be made by post. 所有预约都必须用信函形式。
