查询词典 truss up

The displacements and stresses of a simple-support through steel truss composite beam model with four spaces were calculated by means of the proposed method.

利用本文方法对一个4节间简支下承式钢桁结合梁试验模型进行结构的位移和应力计算。

Based on maximum entropy two-stage optimization design theory, maximum entropy two-stage optimization design system including truss, beam, frame structures is founded in this thesis.

本文从两相优化的理论出发，研究了基于最大熵准则的桁架、梁和框架结构最小材耗问题，系统地建立了包括桁架、梁、框架结构在内的各主要土木建筑基于最大熵的结构两相优化设计理论构架体系。

Key words:foundation excavation; supporting; circle beam; steel truss; piles in rows

关键词］基坑工程；支护；环梁；钢桁架；排桩

As the housing construction component of suspension bridge, and when the tower crane tower, the pillar of the beam, the truss are bent stem working stress.

工程构件诸如房屋的柱、悬索桥、斜拉桥的塔、塔时起重机的立柱、桁架梁的上弦杆等工作时均处于受压状态。

A typical power transmission tower was numerically analyzed. The rigid frame model and mixed model with beam and truss were established. And the influence of two models on the internal force and deformation is obtained from the computing results.

以某典型输电铁塔为背景，采用数值分析方法，进行了梁桁泥合模型与刚架模型的建模，并对计算结果进行对比分析，得出两种模型对于输电塔杆件内力和变形的影响规律。

Based on both geometry and material nonlinearity, new FEM refering "tube to tube" contact based on beam and truss elements, is employed to shape prediction.

考虑了几何非线性和材料非线性，将&管—管&接触算法应用于梁、杆单元组成的结构模型中，与传统建模和分析方法相比，成形预测精度大幅度提高。

In this paper, the through truss composite beam is first equalized to a box beam and the progression solutions to the temperature effect of the composite beam are then obtained with the variation method.

首先将下承式桁梁结合梁等效为箱形梁，再用变分法求出了下承式桁梁结合梁温度效应的级数解，并对京沪高速铁路上的一座简支下承式钢桁结合梁桥进行了计算，其结果可供下承式桁梁结合梁设计参考。

The finite element model of the hybrid spatial structure system is built by the beam elements,truss elements and cable elements,its dynamics characteristics and the influence of some parameters are analyzed thoroughly here by the block Lanczos method,and then the computed re...

选用梁元、杆元和索元的混合有限元模型，采用分块Lanczos法，对凯威特型索承网壳结构的自振特性及其影响因素进行了系统分析研究，并与单层网壳结构进行比较，得出了可用于工程实践的结论，对其抗震、抗风性能分析研究以及工程应用有参考价值。

First, on the basis of sufficient study on the constructive condition of the main bridge of Tianxingzhou Bridge, different types of cross section of the steel truss beam, relationship between the length of steel beam node and quantity of steel, the shape of pylon, the form of anchorage and the structural system of the main bridge of Tianxingzhou Bridge are analysed.

本文以天兴洲大桥主桥的设计为研究对象，较为详细的研究了以下内容：首先，在充分研究天兴洲大桥具体建桥条件的基础上，研究了不同主桁断面形式，比较了各种节间长度对受力及用钢量的影响，分析了主塔的形式和索的锚固方式，对比分析主桥总体布置的不同方案，同时还对主桥下部结构方案进行对比分析；然后，对不同铁路结合桥面布置方案进行了对比研究，并计算了推荐方案在不同荷载工况下的受力状况。

The interval finite element analysis method is extended from one-dimension truss member and beam structure to two-dimension plane structure.3 Genetic algorithm has powerful capability of global search and lower capability of local search, however, simulated annealing algorithm has powerful capability of local search and lower capability of global search.

5为了解某一参数的变化对结构响应的影响程度，提出了参数敏感性的区间分析方法，可以获得模型参数对决策目标的敏感性因子矩阵；通过对一平面应变结构地基模型的分析，得出了土体Duncan-Chang E_t-ν_t模型的八个参数的敏感性因子矩阵。

Warden: That's a beautiful dog, but don't bring her again.

那是条漂亮的狗，但是不要再把她带来了。

You get up in the morning – no hangover!

你第二天早上起来的时候—不会宿醉！