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.

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。

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The vertical loaded free frequencies for the different span simply supported beam Bridges are investigated with the vehicle bridge system model.

采用车-桥系统相互作用的计算模型，对不同跨度简支梁桥的竖向有载自振频率进行了深入研究。

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Based on the calculation model of vertical elastic grade beam, a method called virtual simply-supported beam method for design of sheet pile walls is introduced.

基于竖向弹性地基梁计算模型，提出了板桩结构计算的拟简支梁法。

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