杆系

With the finite dement method, the train-bridge coupling vibration analysis model of a Yangtze R.

采用空间杆系有限元方法，建立了某长江大桥的车振动力分析模型。

Secondly, the paper created compute model of space beam system constructure on the FSMRCSS,and studied stress distribution in FSMRCWB under vertical loads and under elastic earthquake force with constant vertical loads respectively.

其次，建立了该结构体系的空间杆系结构的计算模型，对结构应力分布及墙梁的受力机理进行了分析，研究了结构在竖向荷载与小震水平地震作用下的应力分布。

Using finite partition FEM, the material nonlinearity of 2D-beam structure was also considered. Combined with the incremental iterative method and are length method, a program for the geometric and material nonlinearity analysis of 2D-frame structure was complied.

坐标下的所有有限元列式，并采用有限分割有限元法分析结构的物理非线性，结合荷载增量法和柱面弧长法编制了相应的平面杆系结构几何、物理双非线性有限元分析程序。

Moreover the convergence the effectiveness of Gauss numerical integral method isdiscussed and the selection of number of integration point is suggested.

另外，采用高斯积分法形成单元刚度矩阵的分析程序也可用于构件截面形状不规则或变截面构件组成的空间杆系结构的弹性分析。

Inaddition, it can be used in the geometrically nonlinear analysis of structures of mixed connection.

同时采用本文提出的的几何非线性分析力学模型和非线性分析方法还可实现刚接与铰接混合连接的空间杆系结构的几何非线性性能分析，且计算效率优于子结构法。

The results go as follows: by adopting the 3D FEM model, the more complete and accurate results can be obtained and the analytical result is lower than particle model.

分析结果表明：采用三维杆系有限元模型能够更全面、准确地反映隔震结构的地震反应性能，计算结果低于层间质点模型计算结果。

The paper also introduced the 2-d and 3-d finite element method and the grillage ...

论文介绍了平面和空间杆系有限元法及梁格法的基本理论。

This paper is devoted to the study of the torsional stresses in a reinforced concrete headframe of the frame cantilever-type under the unsymmetrical, horizontal load due to hoisting.

本文着重论述了钢筋混凝土杆系悬臂式井架在提升钢丝绳荷载的不平衡水平力作用下所产生的扭力计算问题。

By introducing the two dimensional homogeneous coordinates of an infinite point on Euclidian plane,the point coordinates and linear coordinates of an infinite point in straight lines,some theorems and conclusions referred to infinite points are applied in the classifications of structures in this paper.

引入了欧氏平面上无限远点的二维齐次坐标和直线上无限远点的点坐标及线坐标，引用了与无限远点有关的一些定理及结论于结构的分类中。从而给出了可变体系中的常变与瞬变在结构形式上的区别，完善了杆系平面结构几何组成规则的内容

In this paper, the mechanical model and analysis way of earthquake response of multistory base isolation structure using rubber bearing is described. The elastic-plastic dynamic analysis of base isolation building with inter-space shaft model is taken for the first time.

本文介绍了进行动力分析时所采用的力学模型和地震反应的分析方法，在国内首次采用了空间杆系模型在弹塑性范围内对结构进行了动力分析。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。