1) prestressed crossbeam
预应力大梁
1.
5m×34m prestressed crossbeam in National Aquatics Center,consider-ing high temperature in summer,relevant measures,such as control on initial concrete temperature,control on concrete adiabatic temperature rise,control on concrete pouring and curing and pre-stretching of prestressed reinforcement,are adopted to avoid temperature cracking of massive concrete.
5m×34m预应力大梁施工中,针对夏季高温天气,对大体积混凝土温度裂缝,采取混凝土初始温度控制、混凝土绝热温升控制、混凝土浇筑养护控制和预应力钢筋提前张拉等措施。
2) long-span prestressed girder
大跨预应力次梁
1.
The reasonable economics of the floor system including a framing of long-span prestressed girders are minutely analysed according to the investigatory statistics and analytical comparison between this floor system and general floor system designed with regular practice.
根据几类已建工程的调查统计、分析对比,对与传统设计手法不同的大跨预应力次梁楼盖结构体系的经济合理性做了详细分析,结果表明这种体系方案合理,综合经济效果显著。
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：早春送张坤归大梁（一题作早春送大梁卢从事)
【诗文】：
萧萧羸马正尘埃，又送輶轩向吹台。别酒莫辞今夜醉，
故人知是几时回。泉经华岳犹应冻，花到梁园始合开。
为谢东门抱关吏，不堪惆怅满离杯。
【注释】：
【出处】：
全唐诗：卷658-12
萧萧羸马正尘埃，又送輶轩向吹台。别酒莫辞今夜醉，
故人知是几时回。泉经华岳犹应冻，花到梁园始合开。
为谢东门抱关吏，不堪惆怅满离杯。
【注释】：
【出处】：
全唐诗：卷658-12
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