1) prestressed beam column
预应力梁柱
2) column slab(Beam)building assembled by monolithic prestressing
整体预应力板(梁)柱体系
3) prestressed beam
预应力梁
1.
Summaries of big span prestressed beam construction work;
大跨度预应力梁的施工工作总结
2.
In order to guarantee the construction quality of 500 mm×1 900 mm bonded prestress beam,its construction procedure,installation and demolishment of formwork,corrugated pipe setting,prestressed beam baiting,threading and stretching duct grouting and end envelop and other construction points were illustrated,so as to guarantee both quality and quantity.
为了保证500 mm×1900 mm预应力梁的施工质量,对该预应力梁的施工顺序、模板安装与拆除、波纹管留设、预应力筋下料、穿束与张拉孔道灌浆及端部封裹等方面分别阐述其施工要点,保质保量地完成了该预应力大梁的施工。
3.
In this paper,design of long-span prestressed beam is introduced.
文章叙述了大跨度预应力梁的整体设计,包括计算程序的应用、预应力筋数量的估算、材料和锚具的选择及构造要求等,供设计参考。
5) prestressed concrete beams
预应力梁
1.
The reinforcement mechanism and effect of Carbon Fiber Reinforced Polymer for prestressed concrete beams is studied through experiments.
通过试验对碳纤维加固预应力梁的受力机理和加固效果进行分析,揭示了钢筋性能及本构关系对碳纤维发挥程度和加固梁承载力提高幅度的影响。
6) prestressed concrete beam
预应力梁
1.
Experimental research on nature frequency of prestressed concrete beams;
预应力梁固有频率的试验研究
2.
Including emergency measure,theory calculation,load test,this article introduces the disposal method and disposal result on the quality problem of prestressed concrete beams which were dismantled formwork prior to drawing.
通过采取应急措施、理论验算、荷载试验等步骤,本文介绍了预应力梁张拉前拆模所引起的质量问题的处理方法和处理结果,可为类似工程质量问题处理提供借鉴。
补充资料：预应力
分子式：
CAS号：
性质：试验中试样所受到的预加的恒定静态应力，单位为Pa。在生热性疲劳试验中，如固特里奇屈挠试验中，一般都施加一恒定预应力，使试样产生一静态变形，再叠加一周期压缩变形进行试验，通常预应力的大小会影响试样的疲劳寿命，预应力越大，则试样寿命会越明显缩短。也有的先施加一静态压缩变形，再叠加周期性剪切变形进行试验。
CAS号：
性质：试验中试样所受到的预加的恒定静态应力，单位为Pa。在生热性疲劳试验中，如固特里奇屈挠试验中，一般都施加一恒定预应力，使试样产生一静态变形，再叠加一周期压缩变形进行试验，通常预应力的大小会影响试样的疲劳寿命，预应力越大，则试样寿命会越明显缩短。也有的先施加一静态压缩变形，再叠加周期性剪切变形进行试验。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条