提出了钢筋混凝土连续梁的离散变量优化设计方法。
The discrete variable optimum design of reinforced concrete continuous beams is discussed.
预应力设计是混凝土连续梁桥设计中的重要组成部分。
The prestress design is the important part in the design of concrete continuous girder bridges.
混凝土的收缩徐变会引起混凝土连续梁桥不断上拱或下挠。
The shrinkage and creep of concrete will make concrete continuous beam Bridges hogging or deflecting...
本文叙述了悬臂拼装预应力混凝土连续梁的预加力引起的弯矩重分布。
In this paper the moment redistribution due to prestressing in precast segment continuous prestressed concrete beam erected by cantilever method is described.
滨州黄河大桥引桥是预应力混凝土连续梁桥，采用C50高性能混凝土。
The approach Bridges of Binzhou Huanghe River bridge are of prestressed concrete continuous girder structures used with C50 high performance concrete.
研究并分析了体外预应力混凝土连续梁弯矩重分布的规律及其影响因素。
The redistribution of moment of model beams and its effect factors are studied and analyzed.
目前关于在役混凝土连续梁桥的可靠度研究并不多，这是本文的出发点。
At present, the research on the reliability of existing concrete bridge is not abundant, which is the starting point of this paper.
介绍大跨度不对称曲线预应力混凝土连续梁桥的设计和成桥后的静、动载试验。
In this paper, the design of the long span asymmetric prestressed concrete curved continuous girder bridge, and static and dynamic load tests for the completed bridge are described.
预应力混凝土连续梁桥因其优越的结构体系成为当今一种广泛采用的桥梁形式。
The prestress concrete continuous girder bridge is one of the most widely used in bridge engineering because of its excellent structural system.
基于以上的理论分析，本文对某预应力混凝土连续梁桥进行时变系统可靠度分析。
Base on the above theoretical analysis, the article carries on the time-dependent system reliability analysis to some prestressed concrete continuous beam bridge.
针对布筋方式不同的预应力钢筋混凝土连续梁结构，采用力法分别求解其预加次内力。
Several types prestressing armoured concrete continuous beams are analysed. Hypo-internal force are separately calculated by introducing mechanics way.
本文以预应力混凝土连续梁桥为研究对象，采用有限元分析手段结合依托工程进行研究。
In this paper, prestressed concrete continuous girder bridge is studied by using finite element analysis tool with support project.
从我国已经建成的大跨度预应力混凝土连续梁桥的实践来看，大部分采用悬臂浇注法施工。
In the great span prestressed concrete continuous Bridges which already completed in our country, the majority were constructed by the cantilever concreting.
经由以上原则以及设计施工等诸多方面考虑后，确定预应力混凝土连续梁桥为最终设计方案。
Accdoding to the above principles and construction factors, the prestressed conous bridge is chosen to the ultimate.
试验验证表明，用二次规划求解的强迫转角法是进行钢筋混凝土连续梁弹塑性分析的有效方法。
Some experiments show that the "imposed rotation method" derived from quadratic programming is a useful method in elastoplastic analysis of reinforced concrete continuous beams.
预应力混凝土连续梁和连续刚构桥是目前桥梁工程中应用最广泛的桥型，通常采用平衡悬臂方法施工。
Pre-stressed concrete continuous beam and continuous concrete rigid frame bridge, constructed through balanced cantilever, are the widest used in recent Bridges.
重点对预应力混凝土连续梁桥使用过程中存在的主要问题、形成原因以及设计对策等方面进行了初步分析和论述。
Emphasis is laid on the problems caused during the service of such Bridges, and initial analysis is made of the causes and countermeasures in the design.
研究目的：预应力混凝土连续梁采用满布支架施工时，常常因为现场浇注的混凝土量过大，而不得不分段进行施工。
Research purposes: the segmental casting method is often used in the full framing construction of prestressed concrete continuous girder because concrete casting in-site is too much.
目前，对钢筋混凝土连续梁板在竖向荷载作用下的计算，常用的有两种方法，即按弹性方法计算和按塑性方法计算。
At present, The calculation method of continuous board and beam under vertical loads has two methods: elastic method and plastic method.
目前，关于预应力混凝土连续梁、连续刚构的理论研究较为深入，从设计理论上讲已日趋成熟，施工经验也较丰富。
At present, the theoretics of continuous Bridges and continuous rigid-frame Bridges have been researched deeply, design theoretics has matured and the experience of construction has been abundant.
混凝土水平折梁当弯折不大时采用连续配筋，经济合理。
In the small bend joint of horizontal concrete beams, continuous reinforcement is reasonable and economical.
通过一个混凝土弯连续梁桥梁体出现较大扭转位移与平面转动位移的工程实例，分析其出现的原因及处理措施。
This paper analyzes the causes and treatment of the torsional displacement and plane rotational displacement of curved continuous concrete beam bridge basing on an engineering example.
连续组合梁在内支座处的负弯矩区段会出现混凝土板受拉、钢梁受压的不利局面。
Adverse condition of concrete in tension and steel joist in compression occurs at inner support regions of continuous composite steel concrete beams.
混凝土的收缩徐变和车辆超载是大跨度连续梁桥主梁下挠严重的主要因素之一。
The creep is the main reasons why the deflection of the girder is larger than that of code.
通过对钢筋混凝土连续板桥的跨径、截面形式、梁高、施工方式的比较，得出一些有用的结论。
Some useful conclusions will be gained by comparing the span, section format, slab highness and construction mode of rein-forced concrete continued slab bridge.
本文主要研究了HRB400级钢筋混凝土构件的受弯、受剪及连续梁塑性内力重分布性能。
In this article, the mechanical of the HRB400 Reinforced Concrete Members under flexure, shear and plastic internal force redistribution is studied.
介绍移动模架施工现浇混凝土连续箱梁的施工工艺，以及在施工中应该注意的事项。
This article gives the construction procedure and instructions for on-site casting of continuous concrete box beam with mobile mould.
预应力混凝土连续箱梁桥的开裂可以说是“多发病”，影响着构件的外观、使用寿命，甚至结构安全。
Cracking is quite common in prestressed concrete continuous box girder bridge, which influences appearance of component, life span of using, and even safety of structure,.
讨论了钢材的初始挠曲对钢混凝土连续组合梁的极限承载力与失稳屈曲临界荷载的影响。
The influence of initial displacement on load bearing capacity and critical load of steel concrete composite structure is discussed.
讨论了钢材的初始挠曲对钢混凝土连续组合梁的极限承载力与失稳屈曲临界荷载的影响。
The influence of initial displacement on load bearing capacity and critical load of steel concrete composite structure is discussed.
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