结合实际箱梁算例，分析预应力混凝土变截面连续箱梁的挠曲性能。
The flexural behavior of the prestressed concrete continuous box girder with variable cross-sections is analyzed through a practical example.
作为计算埋地管道变形和强度的重要基础，给出了弹性地基梁的挠曲线微分方程(位移方程)。
As a important basis of calculating the distortion and strength of the buried pipeline, the paper gives out the space curve differential equations of elastic foundation-beam (displacement equation).
本文将奇异函数与拉普拉斯变换方法相结合，用这种方法来计算阶梯梁的弯曲变形，可以方便地求得梁的挠曲线方程。
The singular function is combined with Laplace 's transformation to calculate the deflection of stepwise beam. In this way the deflection equation of the beam is conveniently determined.
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.
某工程受横向荷载和轴压共同作用的楼面梁因施工缺陷发生初始挠曲。
Initial deflection of the floor beam of a project by lateral loads and co-axial role occurs because of the construction defects.
对欧拉梁的大变形问题进行了深入研究，直接从欧拉梁的非线性挠曲线微分方程，推导出求解梁挠度的一种简便有效的积分表达式。
Large deformation problems of Euler beams are studied. An efficient integration formula for the deflection is deduced directly from the nonlinear differential equation.
介绍了求变截面梁挠曲线方程的奇异函数法。
Singular function method is introduced to derive the deflection equations of beams of variable cross section.
运用该方法在研究微悬臂梁的弯曲形变过程中，必须考虑压头在微悬臂梁上的压入以及微悬臂沿宽度方向的挠曲。
The method was described clearly. In the deflection of microbeams, the influence of the indenter tip pushing into the top of the microbeams and the curvature across its width must be considered.
运用该方法在研究微悬臂梁的弯曲形变过程中，必须考虑压头在微悬臂梁上的压入以及微悬臂沿宽度方向的挠曲。
The method was described clearly. In the deflection of microbeams, the influence of the indenter tip pushing into the top of the microbeams and the curvature across its width must be considered.
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