pre post tensioning是什么意思

网络释义

用法例句

By gathering the first hand field data, and using the computer processing of the structural elements , this paper presents the tensile after compressive characteristics of the NNE (NE) fault at Nanfen area.

本文通过收集野外第一手资料,并利用计算机进行构造要素的处理,提出了南芬地区NNE(NE)向断裂具有先压后张的特征,从而为开发该区基岩地下水奠定了理论基础,使该区的基岩找水工作有了较大进展。

Experimental study on the ultimate load-bearing capacity of a new dome formed by means of post-tensioning;

后张拉整体成形穹顶的极限承载力试验研究

Initially assembled on the ground level,the test space truss can be deformed into saddle shape by post-tensioning diagonal bottom layer strand.

本文介绍了一种新型预应力网壳——后张拉预应力成形网壳,其基本结构形式是单弦杆网架,由单层弦杆和平面外腹杆组成。

This novel post-tensioning method eliminates the need to use scaffolding or heavy cranes for construction,so it reduces the.

利用此特点 ,在网架局部下弦节点间设置带预留缝隙的张拉下弦杆 ,通过后张拉下弦杆内的张拉钢丝 ,平板网架可以较容易地张拉变形为具有多种外观形状的空间曲面结构 ,如 :桶拱、穹顶、马鞍拱。

Subsequently,concepts of lag-tension and two-times tension,stretch-torque constructing technique,further the technological process of combination utilization of three of them,are presented in order to alleviate or a.

基于理论分析与试验研究,针对竖向预应力分段张拉、现行的施工工艺缺陷造成竖向正应力分布不均和预应力损失过大的问题,提出滞后张拉、二次张拉概念、拉伸-扭矩法张拉工艺,以及三者结合的悬臂箱梁桥竖向预应力施工流程,并在实桥应用中取得良好的效果。

Least length of pretensioned prestressed slab and calculation of steel strand s discount strength;

先张预应力混凝土板最小板长及钢绞线折算强度计算方法

Research on Shape Forming Process and Load Behaviors of Post-tensioned and Shaped Barrel-vault

后张拉整体成形筒拱的成形和承载力性能研究

The 35 m span post stretching prestressed concrete box beam prefabricated construction

35m跨后张拉预应力混凝土箱梁预制施工

Experimental Study on Shape Formation and Vertical Ultimate Load Capacity of Post-tensioned and Shaped Hypar Space Truss;

后张拉预应力成形鞍形网壳的成形和竖向极限承载力试验研究

Research on Shape Forming Process and Load Behaviours of a New Post-Tensioned and Shaped Dome;

一种新型后张拉整体成形穹顶的成形和承载力性能研究

Formed Process and Load Behaviors Research on Partion Double-Layer Barell-Vault Rebiculated Shell Shaped by Posttensioning

后张拉整体成型局部双层柱面网壳成型和承载力研究

FORMED PROCESS RESEARCH ON LOCAL DOUBLE-LAYER BARREL-VAULT RETICULATED SHELL BY POSTTENSIONING

后张拉整体成型局部双层柱面网壳成型过程的研究

Calculation of Extension Value about Post-tensioning Prestress Steel Wire Strand

后张法预应力板钢丝束张拉伸长值的计算

Tension Effect Test of Bonded Post-tensioned Prestressed Concrete Beam

后张有粘结预应力混凝土梁张拉效果检测

Batch Prestress Loss of Concrete Pipe Pile by Post-Tensioning Method

后张预应力混凝土管桩分批张拉预应力损失

Iterative Method of Structural Analysis about Removal of Cable in Cable-stayed Structures with Pretension

预张力斜拉结构拉索卸除后结构分析的迭代法

The cable is then tensioned and anchored at the ends.

然后将钢索张拉并锚固于端头处。

After closure, final tensioning of stay 4 is accomplished.

合拢以后，拉索4的最终张力即告完成。

3×40 Meter Consecution Beam Empress Piece the Method Double Prepare to Curve in Response to the Dint Reinforcing Bar the Piece Pull to Control the Technique Measure

3×40米连续梁后张法双向曲线筋张拉控制技术措施

Research of Enhancing an Approval Qualified Rate of the Tensioning Procedure for Post-tensioned Pre-forced Concrete;

提高后张法预应力混凝土张拉工序一次验收合格率的研究

Finite element analysis of post tensioning prestressed concrete box girder

后张法预应力混凝土箱梁张拉次序的有限元分析

Analysis of Abnormal Condition of Stretching Extension Value of Prestressed Strand Wire by Post-tensioning Method

后张法预应力钢绞线张拉伸长值异常情况的分析

Analyse and Control of Cracks of Prestressed Concrete Box Girder Web

悬浇箱梁节段张拉后腹板裂纹成因分析与防治

The nerves of the landowner, who said that business went slowly in this country and that was why they were backward snapped when the trial stretched on.

地主的精神很紧张，他说这个地方办事拖拉，这就是他们落后的原因。