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Steel strand twisted by round steel wire used for prestressed concrete structure, rock or earth enchorage edc. 适用于由圆形断面钢丝捻成的做预应力混凝土结构、岩土锚固等用途的钢绞线。
This thesis has got the significative conclusion by general research of the post-tensioned prestressed concrete Structure calculation theory and design method. 本文旨在通过对后张预应力混凝土的原理和设计进行比较全面的研究，并通过若干问题的分析与探讨，得到具有指导实际工程设计意义的结论，对后张预应力混凝土框架结构的有关理论及设计方法提出自己的看法。
There are few softwares of prestressed concrete structure and even less of prestressed concrete cassion beam in this country. In this thesis,a prestressed concrete cassion beam computer aided design(CAD) system is presented. 目前国内公开的预应力混凝土结构方面的软件较少，预应力井字梁方面的软件更少，因此本文以预应力混凝土井字梁结构为对象编制了预应力混凝土井字梁计算机辅助设计系统。
Based on the design code of concrete structure(GBJ10-89), the paper gives the nominal tensile stress method of controlling crack width in prestressed concrete structure of punchy bars. 以混凝土结构设计规范(GBJ10-89)为基础，建立了强力钢筋做预应力筋的预应力混凝土结构用名义拉应力控制裂缝宽度的方法。
Base on the construction of Xiamen SM Commercial city 101 Building,this paper introduces some key notes on the construction of post-tensioned cohesive prestressed concrete structure. 结合厦门SM商业城101建筑预应力工程的施工,介绍后张有粘结预应力工程施工应注意的一些事项。
Due to the reducing the bleeding rate and shrinking rate of cement grout and increasing the compactness of the duct grouting,the safety and durability of prestressed concrete structure are improved. 真空辅助灌浆工艺是后张有粘结预应力混凝土结构施工中的一项新技术,采用该工艺施工有利于减小被灌水泥浆的泌水率和收缩率,增强孔道灌浆的密实度,从而达到提高预应力混凝土结构的安全度和耐久性的目的。
The bonded prestressed concrete structural wide flat beams were employed as the frame beams, while the unbonded prestressed concrete structure was applied to the junior beams. 框架梁为有粘结预应力混凝土宽扁梁,次梁采用无粘结预应力混凝土结构。
The results provide some reference for the design of prestressed concrete structures. 其成果可为预应力混凝土结构设计提供参考.
ultra-long prestressed concrete structure 超长预应力混凝土结构
unbounded prestressed concrete structure 无黏结预应力混凝土结构
post-tensioned prestressed concrete structure 后张法预应力混凝土结构
The experiences of most countries in the last 40 years on engineering practice have shown that the partial prestressed concrete structures in most cases are more economical, resonable and adoptable inservice. 近40年来的国际工程实践经验表明:部分预应力混凝土结构往往更为经济、合理且具有良好的使用性状。
Prestressed concrete structure applies in indoor substation 预应力混凝土结构在全户内变电所中的应用
The composition of the exterior prestress concrete structure 体外预应力混凝土结构的组成
Design of prestressed concrete structure of Hangzhou Grand Theatre 杭州大剧院的预应力混凝土结构设计
Earthquake Resistance of Prestressed Concrete Structure 预应力混凝土结构的抗震问题
prestressed concrete structure with unbonded post-tensioning method 无粘结预应力混凝土结构
external prestressed concrete structures 体外预应力结构
The calculation model for the prestressing loss at high temperature provides some references for fire control design and post-fire evaluation of unbonded partial prestressed concrete structures. 高温作用下无黏结预应力混凝土结构预应力损失的计算模型可为无黏结预应力混凝土结构的抗火设计和火灾后预应力混凝土结构的评估提供参考。
Rubber bush for prestressed concrete tubing. 说明:制造预应力水泥管时使用的橡胶模套,。