1) prestressed conposite beam
预应力组合梁
1.
Application and study on the prestressed conposite beam
预应力组合梁的应用与研究现状
2) prestressed composite plate girders
预应力组合板梁
1.
Application and study on prestressed composite plate girders are presented in this article and its development in the future is pointed out as well.
综述了预应力组合板梁的应用与研究现状,指出了今后的发展方向。
3) prestressed composite box beam
预应力组合箱梁
1.
The experimental results of prestressed composite box beams, including deformation, cracking distribution, section strain, failure mode and the mechanism under pure torsion are analyzed in detail.
本文为掌握预应力钢箱高强混凝土组合梁在纯扭和复合弯扭作用下的受力性能,首次完成了9根足尺预应力钢箱高强混凝土组合梁试验,其中包括3根预应力组合箱梁纯扭性能试验、5根预应力组合箱梁复合弯扭性能试验和1根预应力组合箱梁纯弯性能试验。
4) twisted prestressing force steel-concrete group piles
预弯预应力组合梁
1.
It introduces the group structure of steel-concrete,elaborates the design methods of twisted prestressing force steel-concrete group piles,analyses its advantages and using scopes so as to promote the application and development of twisted prestressing force steel-concrete group piles.
介绍了钢—混凝土组合结构,详细地阐述了预弯预应力组合梁的设计方法,分析了预弯预应力组合梁的优点和适用范围,以促进预弯预应力组合梁的应用和发展。
5) new-type prestressed steel-concrete composite beam
新型预应力组合梁
1.
Based on experiments under short-term and long-term loads,studies on failure patterns,prestressing loss,ultimate stress of tendons,bending capacity,short-term and long-term deflections of new-type prestressed steel-concrete composite beams with prestressed concrete slabs and prestressed steel beams are studied in detail,and the corresponding design suggestions are systematically put forward.
基于长短期荷载试验 ,对混凝土板和钢梁均施加预应力的新型预应力组合梁的破坏形态、预应力损失、预应力筋的极限应力、抗弯承载力、长短期变形等力学性能进行了较为深入的研究 ,并系统地提出了有关设计建议 。
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