The prestress construction techique.
预应力施工工艺。
External prestressing is a kind of no felt prestress.
体外预应力是无粘结预应力的一种。
The influences of prestress and rise-span ratio are analyzed.
分析了预应力和矢跨比的影响。
Shear lag is reduced for prestress in serviceability limit state .
在正常使用状态下，预应力平抑了箱梁剪力滞效应。
The vertical prestress applied to webs of concrete box girder is studied.
对混凝土箱梁腹板竖向预应力进行研究。
This article focuses on application of prestress technique in special structure.
预应力技术在特种结构中有着广泛的应用。
The prestress method should be developed in the study of the rotor dynamics problems.
预应力法在转子动力学问题的研究中可进一步拓展。
The basic formulas which can determine the ratio of each hoop cable's prestress are derived.
本文推导了环索预应力设定的基本公式，由此可确定各圈环索预应力的比值。
The basic formulas, which can determine the ratio of each hoop cable's prestress, are derived.
推导了环索预应力设定的基本公式，由此可确定各圈环索预应力的比值。
The prestress design is the important part in the design of concrete continuous girder bridges.
预应力设计是混凝土连续梁桥设计中的重要组成部分。
The prestress loss of cable is an important factor which can affect the safety of anchoring project.
锚索预应力损失问题是关系到锚固工程安全与否的重要因素。
In the prestress design of PC continuous rigid frame bridge, there are two problems in dire need of solving.
在预应力混凝土连续刚构桥预应力设计中，有两个问题急需要解决。
Then the internal relations between the prestress of membrane, pretension of cable and cable form were found.
获得了膜的各向预应力、索的预拉力和索的形状之间的内在联系。
An assessment method of the loss in prestress which is caused by the influence of lateral structures is produced.
提出了一种计算竖向结构的侧限作用导致梁、板预应力损失的估算方法。
External prestress has achieved a widespread use already, however its theory of computation is still less-perfect.
体外预应力已经取得了广泛的应用，但其计算理论仍不太完善。
In order to ensure tensile strength of prestressed member, the controlling prestress loss in construction is a key.
为保证预应力构件的抗拉强度，对于预应力损失的控制是预应力施工中的关键。
Based on the method, a simple formula calculating, the ultimate strength of unbonded prestress tendons was deduced.
根据这种方法推导出简便的无粘结预应力筋极限应力计算公式。
P The prestress considered in this Eurocode is applied by tendons made of high-strength steel (wires, strands or bars).
本欧洲标准中所考虑应用的预应力是高强度钢材(钢丝，钢绞线或钢柱)制造的钢筋束。
It is found that the prestress should be increased to reduce the loss of prestress with the deformation of the support.
研究表明在膜结构的找形阶段应适当地加大结构的初始预张力，以减小由于支座变形所造成的预应力损失。
The calculating of initial prestress distribution is basic and important for analyzing of double-layer cable structure.
初始预应力分布的计算是双层索结构受力分析的基础。
The prestress of steel girder by high strength cover plate can raise stiffness and save steel, with simple configuration.
焊接高强钢盖板的预应力钢梁构造简单，刚度较大，节约钢材，是一种值得推广的结构型式。
The objective of the research is to reduce the beam's depth by bi prestress in order to save money and beautify landscape.
双预应力梁桥的研究就是试图通过双预应力体系降低梁高，从而达到节省造价，美化景观等目的。
The unification of prestress construction and design is the great importance to improve the quality of prestress projects.
预应力工程专项设计施工一体化，有利于预应力工程质量。
This paper introduces the application of external prestress technology with high strength wire for strengthening and renovating R.
本文介绍了采用高强预应力筋的体外预应力技术在结构加固中的应用。
The relationship between frequency and prestress, ratio of rise to span of tensioned cable and membrane structure are also studied.
系统分析了索膜结构自振特性与预应力、矢跨比、索初始应力等的关系。
Spatial cable truss structures are composed of orthogonal prestressed cable trusses which combines prestress technology with space grid structures.
索网架结构将预应力技术与网架技术融为一体，由正交正放预应力索桁架组成。
The effective foundation of prestress and the secondary interior force induced in the process of prestress setting up have not deeply researched yet.
预应力的有效建立和建立预应力过程中产生的次内力问题有待深入研究。
For some problem in the construction of prestress beam slab, the paper analyzed and discussed its cause, and proposed protective measures and methods.
针对预应力梁板施工中较常遇到的一些问题，对其产生的原因进行了较为详细的分析与探讨，并提出了具体的预防措施和救治方法。
For some problem in the construction of prestress beam slab, the paper analyzed and discussed its cause, and proposed protective measures and methods.
针对预应力梁板施工中较常遇到的一些问题，对其产生的原因进行了较为详细的分析与探讨，并提出了具体的预防措施和救治方法。
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