本文用塑性理论计算矩形截面钢筋混凝土简支梁的极限剪切强度。
Plastic theory is used in this paper to calculate the ultimate shear strength of rectangular RC beams simply supported.
将损伤力学理论与有限元法相结合，研究钢筋混凝土简支梁静载作用下的损伤破坏过程。
Failure process for the reinforced concrete free beam under static loading is formulated based on the elastic damage theory with the finite element method.
应用该方法对一钢筋混凝土简支梁的损伤问题进行了研究，识别结果较好地反映了结构的损伤分布。
The damage of a simply supported RC beam was investigated; the identification results reflected the structure damage distribution well.
本文在试验研究基础上，运用根据极限平衡理论，建立了锈蚀钢筋混凝土简支梁斜截面承载力计算模型。
Based on this research and using the ultimate equilibrium theory, the calculation model of shear bearing capacity of corroded simply supported reinforced concrete beam is established.
为探明不同附加荷载下混凝土梁的频率变化规律，建立起钢筋混凝土简支梁在附加荷载作用下振动特性与破损模态之间的关系。
Through the way of model beam, the paper addresses the relationship between RC beam bridge attached load vibration characteristic and damaged modal.
结合4根用碱矿渣胶凝材料粘贴碳纤维布加固的钢筋混凝土简支梁的火灾下和火灾后的试验，开展了如下研究工作：(1)完成了该批试验梁从升温1。
Based on the experiment of 4 concrete simple beams reinforced by pasting CFRP sheet with AASCM subjected to fire and after fire, the following researches are carried out: 1.
最后，分析了理论计算结果和实测数据之间产生差别的原因，对钢筋混凝土预应力简支梁动力性能的研究进行了展望。
Finally, reasons of deviation between theoretical calculation result and experimental data is discussed, the research of dynamic characteristic of prestressed concrete simple supported beams is hoped.
最后，分析了理论计算结果和实测数据之间产生差别的原因，对钢筋混凝土预应力简支梁动力性能的研究进行了展望。
Finally, reasons of deviation between theoretical calculation result and experimental data is discussed, the research of dynamic characteristic of prestressed concrete simple supported beams is hoped.
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