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。
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.
说明采用七自由度单元的有限元法进行矩形截面简支梁的弯翘分析，有很高的精度，可以代替繁琐的解析解。
The result shows seven-freedom unit finite element method has high precision to analyse simple beam of rectangular section, it can replace complex analytic solution.
用有限元法和能量变分法对预应力活性粉末混凝土简支箱梁的剪力滞效应进行研究。
The shear-lag effect on the prestressed RPC simply-supported box girder is studied by FEA method and energy variation method.
从简支梁定义出发，应用有限元法，对结构、受力对称的简支梁以及不同支承的对称梁进行了计算。
Based on the definition simple beam, the finite element method is used to analyse some simple beams, with symmetric structure and loading, and symmetric beams, with different support.
本文首先利用状态空间法结合三角级数展开技术，对简支的FGM梁、板、圆柱壳结构进行了弹性理论分析。
So, we employ an elasticity method, i. e. state space method, to analyze the simply-supported FGM beams, plates and cylindrical shells.
采用DQ法分析了轴力影响不可忽略时简支梁的静力问题。
This paper analyses the static problem of the simply-supported beam with DQ method in case when the axial force cannot be neglected.
该线大量采用后张法预应力混凝土双线单箱简支箱梁。
A great amount of post tensioned pre-stressing concrete single box beam for double track (as called the box beam hereinafter) has been used on the line.
在两端简支的边界条件下采用分离变量法求解偏微分方程，得到用级数表示的应力解，然后根据剪力滞系数的定义即可得到组合箱梁翼板的剪力滞系数。
Separation of variables is employed to solve the differential equation under the boundary condition of two ends of the girder being simply supported, and the solution of stress is…
在两端简支的边界条件下采用分离变量法求解偏微分方程 ，得到用级数表示的应力解 ，然后根据剪力滞系数的定义即可得到组合箱梁翼板的剪力滞系数。
On the basis of mathematical statistic, using the method of multiple regression analysis, the practical calculating formula of the shear lag coefficient in thin-walled curved box girders is derived.
在两端简支的边界条件下采用分离变量法求解偏微分方程 ，得到用级数表示的应力解 ，然后根据剪力滞系数的定义即可得到组合箱梁翼板的剪力滞系数。
On the basis of mathematical statistic, using the method of multiple regression analysis, the practical calculating formula of the shear lag coefficient in thin-walled curved box girders is derived.
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