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- pre post tensioning 先张 后张拉
- 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。
- pre post tensioned concrete 先张 后张混凝土
- 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
- 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。
- 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。
- 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。
- 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。
- 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 Pre and Post training analysis. 培训前和培训后分析。
- The tension between us has eased off a little. 我们之间的紧张状况已经缓和一些。
- Relaxation exercises can free your body of tension. 放松运动可以松缓身体的紧张。
- 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。
- The tension was relieved, the war scare was over. 紧张形势缓和了，怕爆发战争的恐慌情绪过去了。
- By parcel post our samples were sent. 我们的样品是通过邮包寄送的。
- No one can alter the fact, ex post facto. 没有人能在事后改变事实本身。
- How long is the post tenable for? 这个职位任期多长？
- Having extreme muscular or arterial tension. 张力充进的有极端的肌肉或动腺紧张
