现有的提高结构延性的手段主要为增设箍筋。
The main means to improve the ductility is to increase hoop reinforcement.
当损伤程度达到严重时，加固后的结构延性减小。
The ductility is less when the damaged degree of strengthened structure is critical.
含钢率是影响钢管混凝土框架结构延性的重要因素。
Steel ratio is one of the most important factors affecting the ductility of concrete-filled steel tubular frames.
钢结构延性好，自重轻、大大提高了住宅的安全可靠性。
Refer to the ductibility and light-weight which improved the construction more safe reliability.
因此改善砌体结构延性，提高房屋的抗震性能具有极其重要意义。
Improving the ductility of masonry structures is of great importance for the improving the housing's anti-seismic performance.
在钢筋混凝土结构抗震设计中，“强剪弱弯”是保证结构延性的一个重要设计概念。
In aseismic design of reinforced concrete structures, "strong shear weak bending" is an important design conception to guarantee the ductibility of the structure.
本文提出了延性的概念及其在结构设计中的重要性，以及表征结构延性的三个重要指标。
This thesis presented the concept of ductility and three important indexes to measure structural ductility, and interpreted their importance.
自1971年美国圣费南多地震爆发以后，结构延性抗震设计的概念在世界范围内广泛受到重视。
The concept of anti-seismic design based on structure's ductility has been worldwide accepted and paid much attention to since the San Femado seism in the United States in 1971.
地震力降低系数对设防烈度地震作用的整体降低实际上决定了结构的屈服水准和对结构延性需求的大小。
Lower coefficient of earthquake seismic intensity of the security role in the decision to lower the overall structure of the yield of standard size and structure of the extensive demand.
以桥墩的基本振型函数为基础，推导出基于试验动力参数的在役桥梁结构延性系数的计算公式，并给出了结构非弹性地震力的求解方法。
Based on the piers mode shape function, this paper studied the methodology of structure ductility coefficient by modal test and the procedure of the structures inelastic seismic force.
显然，为要抵抗爆震，结构材料的延性是一个重要的条件。
It is evident that ductility is a desirable property of structural materials required to resist blast.
这种结构有一定的延性和较好的耗能能力。
The ductility and dissipation of this kind of structure is better.
经研究和分析，约束砌体的抗震强度有明显的提高，延性有显著的改善，它是一种既经济，抗震性能又好的结构形式。
After study and analysis, the binding masonry structure is a kind of better structure system in economy and earthquake-resistant behavior with the notable seismic strength and the ductility.
试验结果表明，钢板夹心砼结构具有较高的强度和良好的延性。
Test results show that the concrete structure sandwiched with steel plates has high strength and good ductility.
试验表明，所设计的不同构造形式的薄壁钢-混凝土组合结构节点均具有良好的延性性能和足够的承载能力，可以供实际设计时参考。
The test indicates that the joints of the thin-walled steel-concrete composite structures have better ductility property and enough bearing capacity which can be referred in the actual project.
结果表明，混凝土芯筒的剪力墙屈服后，其内置的延性加强构件(钢管柱)对结构的防倒塌有显著的作用。
It is found that the ductile strengthen member (concrete fill steel tube) play an important role to prevent the structure from collapse after the shear walls partially yield.
通过采用人工气候环境加速锈蚀方法，研究了锈蚀钢筋混凝土梁的承载力、延性及其结构性能退化机理。
The carrying capacity, ductility and structural behaviors deterioration of corroded reinforced concrete beams were studied by the accelerated corrosion methods under artificial climate.
腐蚀会引起钢筋强度降低和延性减弱，进而导致结构承载能力下降。
The corrosion of reinforcing bar can weaken its strength and ductility, and then cause structural bearing capacity to reduce.
最后，通过实例数值模拟分析，重点讨论了负刚度模型对强震下钢筋混凝士框架结构的强度、变形和延性等方面特性的影响。
Finally, the influences of the negative stiffness model on the behaviors such as strength, deformation and ductility of reinforced concrete frame structures un.
短肢剪力墙结构具有较好的延性和耗能能力。
Therefore, the short pier shear wall structures have well ductility and ability of energy dispassion.
在结构承受较大初始荷载情况下，二次受力问题对加固梁的抗弯刚度、极限承载能力、延性存在一定影响；
When the initial load is big, the secondary load could influence the performances of CFRP reinforcement on all aspects as mentioned above.
一般情况下普通的型钢混凝土结构就能解决此题目，但对于超高、大跨、重型结构则采用型钢高强高性能混凝土更能满足在承载力和延性方面的要求。
In normal cases, steel reinforced concrete structure is able to resolve this problem, but sometimes it is necessary to use SRHSHPC to meet bearing capacity and ductility requirements.
本文扼要地回顾了钢筋混凝土抗震延性结构确定性设计的基本原理。
A brief review is given of a deterministic design philosophy with respect to earthquake resisting ductile structures for reinforced concrete buildings.
框架节点是结构传力的枢纽，应具有足够的强度和必要的延性。
Frame node, as the hinge of force transferring, should have enough strength and necessary ductility.
等延性强度需求谱常用于结构需求曲线的建立。
Constant-ductility strength demand spectrum is often applied to the construction of structural demand curve.
研究了空心钢筋混凝土剪力墙结构的连梁—墙肢刚度比与连梁延性之间的关系；
The relation of stiffness ratio of coupling wall-beam to coupled wall and ductility of coupling wall-beam is discussed.
此外，随机延性需求谱还可以用于结构的抗震可靠度分析。
Furthermore, probabilistic ductility demand spectrum can be utilized in seismic structural reliability analysis.
在加固工程中，体外预应力筋纵向交错布筋的设置，能提升结构的整体延性。
The engineering disposal of longitudinally and staggered layout for the external tendon in reinforcement engineering, which will promote the integral structure ductility.
结合粘结裂纹模型，研究了结构从延性到脆性失稳的特性以及引起脆性破坏的影响因素。
Combining with the cohesive crack model, the behavior of structure in the range from ductile to brittle instability and the factors influencing the brittle failure are studied.
结合粘结裂纹模型，研究了结构从延性到脆性失稳的特性以及引起脆性破坏的影响因素。
Combining with the cohesive crack model, the behavior of structure in the range from ductile to brittle instability and the factors influencing the brittle failure are studied.
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