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- Cracking of concrete flange slab in the negative moment area in steel-concrete composite continuous box beams affects its application for longer spans. 钢箱-混凝土组合连续梁负弯矩区混凝土的开裂问题影响了这类组合结构向更大跨度的发展。
- negative moment area strengthened with CFRP 负弯矩区加固
- The Application of Steel Fiber Reinforced Concrete in the Pavement of the Deck in the Negative Moment Area 钢纤维混凝土在桥面铺装负弯矩区的应用
- Study of Cracking Mechanism of Concrete Slab in Continuous Composite Girder Bridge Negative Moment Area 连续组合梁桥负弯矩区混凝土板开裂机理的研究
- A Study on Crack Width in Negative Moment Area of Continuous Steel-Concrete Composite Beams 钢-混凝土连续叠合梁负弯矩区裂缝宽度研究
- Methods for controlling crack width of concrete slab in negative moment area of continuous composite bridges 连续结合梁桥负弯矩区混凝土板裂缝宽度控制方法研究
- The effect factor and improving method of the mechanical state of the floor system in a negative moment area of a continuous truss composite bridge 连续钢桁结合梁桥负弯矩区桥面系受力影响因素和改善方法研究
- 1) Beams strengthened in the negative moment area can improve the ultimate capacity, which is the same as beams strengthened in the positive moment area. 1)使用碳纤维布粘贴加固钢筋混凝土梁的负弯矩区同加固正弯矩梁一样,可以有效地提高梁的抗弯极限承载力,加固梁较未加固试件的承载力有了很大的提高;
- negative moment area 负弯矩区
- Low density HSLC reduced mid-span deflection, attenuated stress difference and negative moment more at section on top of frusta. 3. 低密度等级的高强轻集料混凝土可更大幅度降低连续刚构桥跨中挠度、减小墩顶截面上下缘应力差值和墩顶区段负弯矩值。
- In addition, contrasted in the experimental foundation has analyzed presently about the composite beam hogging moment area crack width formula. 此外，在试验的基础上，对比分析了现行关于组合梁负弯矩区裂缝宽度的计算公式。
- The prestress was applied on the flange deck to improve the ultimate load bearing capacity. When the beam suffered the negative moment, prestressing technique was used to the CFTs to prevent the concrete cracks developing in the CFTs. 在梁的下翼缘可以施加预应力提高极限承载力 ;同时在梁承受负弯矩处可对小径钢管砼施加预应力来缓解砼的开裂 .
- In order to study the effect of web openings on the behavior of composite beams under negative moment,three perforated and one unperforated cantilever composite beams were designed and tested. 为研究腹板开洞对负弯矩区组合梁受力性能的影响,对三根腹板开洞外挑组合梁和一根对比梁进行了试验研究,考虑是否开洞、洞口大小、洞口补强等参数的影响。
- Effect of Negative Moment on Simple Element 负弯矩对简支构件的影响
- length of negative moment reinforcement 负筋长度
- The answer to my request was in the negative. 对我的请求的答复是否定的。
- I couldn't summon up his name at the moment. 此时我无论如何想不起他的名字了。
- Do you have any fresh salmon in at the moment? 现在有新鲜大马哈鱼卖吗？
- I took to her the moment I met her. 我一见到她就立刻对她产生了好感。
- I'd like to speak to you for a moment. 我想和你谈一会儿。
