此结构结合型钢混凝土结构和钢管混凝土结构的优点。
This structure integrates the advantage of the concrete structure of section steel and the concrete filled steel tubes structure.
研究结果表明：方钢管混凝土结构的抗震性能优于混凝土结构。
And studies show that the CFRT structure has better seismic performance than the reinforced concrete structure.
钢管混凝土结构的承载力问题是关系其安全与经济性的主要因素。
Bearing capacity of concrete filled steel tube structure issue is the safety and economy of the main factors.
如何提高钢管混凝土结构的承载力成为了工程界十分关注的问题。
How to improve the bearing capacity of concrete filled steel tubular structures became the engineering problem of great concern.
摘要：钢管混凝土结构节点构造复杂，对其研究尚存在很多问题。
Abstract: the structure of concrete filled steel tubular structures is complex, and there are many problems in its research.
钢管混凝土极限压应变是钢管混凝土结构抗震设计的重要参数之一。
Ultimate compression strain of Concrete-filled steel tube (CFT) is one of important parameters for seismic design of CFT structures.
方钢管混凝土结构相对于钢筋混凝土结构或钢结构都有着其明显的优点。
Compared with steel structure and reinforced concrete structure, concrete filled rectangular steel tubular (CFRT) shares its advantage.
由于良好的力学性能，钢管混凝土结构在土木工程中的应用已有上百年历史。
Because of good mechanical performance, concrete-filled steel tube structures have been used for hundreds years in civil engineering.
近年来国内外工程中已较为广泛地应用了实心圆形及方矩形钢管混凝土结构。
In the past few years, solid concrete-filled steel tube has been widely used in engineering fields.
摘要：随着型钢混凝土结构、钢管混凝土结构的广泛采用，建筑造型更加丰富。
Abstract: With the widely use of steel reinforced concrete structures and concrete filled steel tube structures, architectural styles become more rich.
但关于此类转换的方法和措施，现行的钢管混凝土结构设计和施工规程尚未涉及。
However, concrete construct measure and attention matters about such conversion are not referred in the existing design and construction regulation of the concrete-filled steel tubular structure.
模型的建立对于方钢管混凝土结构的抗震设计及震害分析都具有重要的指导意义。
For CFRT structure the model is significant for seismic design and earthquake damage prediction.
钢管混凝土结构的温度场也是评估火灾后结构损伤程度和修复加固设计的主要依据。
The temperature field of CFST element is also the foundation of evaluating the injuring degree and renovating of reinforce design.
在同一地震烈度下，方形钢管混凝土结构在不同地震波作用下的地震反应有所不同。
Under the same earthquake intensity, the concrete-filled steel tubular frame has different response.
防止运营过程中钢管与混凝土产生脱空，提高钢管混凝土结构的安全性与耐久性。
The utility model prevents the steel pipe and concrete from generating burst in the process of operation and enhances safety and durability of the steel pipe concrete structure.
圆形截面钢管混凝土结构因为圆钢管对核心混凝土均匀的“约束”而具有良好的性能。
The circular section concrete-filled steel tube structures have good performance because of uniform restraint of concrete provided by circular steel tube.
钢筋混凝土梁与钢管混凝土柱节点的受力性能是影响钢管混凝土结构应用的关键问题。
The performance of reinforced concrete beam and steel tube confined concrete joint is vital to popularize steel tube confined concrete in China.
钢管混凝土结构自预应力的检测方法可归纳为直接测试法、计算分析法和间接测试法三种。
The self-stress detection methods of concrete-filled steel tube structures are summed up as direct detection method, analysis of calculation method and indirect detection method.
应用钢管混凝土结构设计规程，对钢管混凝土格构柱偏心受压试件进行面内整体承载力计算。
The in-plain ultimate load carrying capacity of concrete filled steel tubular(CFST) laced columns compressed eccentrically is calculated based on design guidelines for CFST structure.
将一种带有芯钢管的不连通钢管混凝土节点用于方钢管混凝土结构，验证了这种节点的可行性。
The core steel tube applied to concrete filled square steel tubular structure and verify feasibility of this joint.
通过技术经济比较，对钢管混凝土结构的优越性、经济性、施工方便性等优点进行了分析和总结。
By the comparison of technology and economy, an analysis and a summary of superiority, economy, and easy construction of CFST are conducted.
近几十年来，随着钢管混凝土研究的日渐成熟，钢管混凝土结构在土木工程中的应用越来越广泛。
In recent decades, with the maturation of the studies on concrete-filled steel tube, this kind of structure is used in civil engineering more and more widely.
工程实践表明，矩形钢管混凝土结构承载力高、抗震性能好，可显著减小柱断面，与钢框架梁连接方便。
The engineering practice shows that the using of concrete-filled rectangular steel tube members reduces the size of the columns, and it is a convenient way to connect steel beams and columns.
数值分析表明该节点用于方钢管混凝土柱与钢筋混凝土梁的节点，具有良好的性能且受力性能与在圆钢管混凝土结构中相似。
The numerical analyze results show that the core steel tube joint applied to concrete filled square steel tubular column and reinforced concrete beam have good mechanical property, and structure beh.
运用材料过程工程学原理，对混凝土诸要素进行优化组合，形成了一种新型的钢管混凝土组合结构——建筑模网钢管混凝土结构。
A new type of composite construction — concrete filled steel tube with construction formwork is formed by using the principle of process engineering of materials to optimize the factors of concrete.
钢管混凝土结构将钢和混凝土的优点有机结合，由于具有良好的强度和延性、抗震性能良好、施工快速等优点，因而在桥梁、高层建筑得以广泛应用。
Concrete-filled steel tube combines the beneficial qualities of both steel and concrete, namely, high strength, excellent ductility, large energy absorption capacity and convenience of construction.
钢管混凝土结构将钢和混凝土的优点有机结合，由于具有良好的强度和延性、抗震性能良好、施工快速等优点，因而在桥梁、高层建筑得以广泛应用。
Concrete-filled steel tube combines the beneficial qualities of both steel and concrete, namely, high strength, excellent ductility, large energy absorption capacity and convenience of construction.
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