与预应力钢筋混凝土梁相比，其刚度较小，特别是在大跨径桥梁中，其挠度变形是影响其应用的重要控制因素。
Compared with prestressed rebar concrete beam, its stiffness is more little. Especially in the-big-span bridge, its deflection is a important control factor which influence its application.
试验中的主要参数有：纵向钢筋的数量、横向配筋率、剪跨比、管壁的厚度及混凝土强度。
The parameters in the aeries include: amount of longitudinal reinforcement, amount of transverse reinforcement, shear span-to-depth ratio, thickness of tube wall and strength of concrete.
本文提出的大跨径钢筋混凝土悬臂弯拱桥设计方案是可行的，可以运用于实际工程中。
This text brings out that the new long span curve arch bridge with cantalever is feasible, it also can apply in the practical engineering.
在以往的钢筋混凝土梁截面非线性分析中，对于剪跨比较大时通常的做法是不考虑剪力的影响，这种简化方法所带来的误差不大。
The effect of shear on the nonlinear sectional analysis is often ignored when the shear span ratio is large, it is believed to be appropriate as it brings little error.
本文通过钢筋混凝土芯梁及粘贴钢板补强混凝土复合梁的疲劳试验，研究了它们在疲劳试验过程中载荷和加载线位移及跨中挠度的变化规律。
This paper deals with the load-deflection and load displacement curves of beams basedon the fatigue experiments of plated and unplated RC beams.
分析了导致底板崩裂的主要原因，主要包括跨中合龙束张拉时产生的径向力作用、非预应力钢筋构造因素及施工影响等；
The main causes of bottom flat crack are analyzed, mainly including radial force generated by closure strands stretching in middle span , non-structural elements and construction effects , etc.
在众多的中小跨径桥梁中，普通钢筋混凝土桥梁占据了一定优势并且有逐年递增的趋势。
In many medium and small span Bridges, reinforced concrete bridge occupied with certain advantages and there has been increasing trend.
在众多的中小跨径桥梁中，普通钢筋混凝土桥梁占据了一定优势并且有逐年递增的趋势。
In many medium and small span Bridges, reinforced concrete bridge occupied with certain advantages and there has been increasing trend.
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