剪切变形

According to shearing deformation principle of continual elastic support, this paper analysis the natural frequency of the single-layer workshop roof system.

摘要提出按连续弹性支座剪切变形原理分析单层厂房屋盖体系自振频率，介绍不同类型的支座对屋盖自振频率的影响，并采取有效措施，避免厂房引起共振。

Appropriate model and space discretization were chosen to simulate the loading process of specimens conducted on the Split Hopkinson Pressure Bar in two-dimension,and the adiabatic shear deformation course of the hat-shaped specimen under high strain rate was obtained.

通过选择恰当的模型和科学的空间离散化，对SHPB加载过程进行了2D数值模拟，数值重现了帽型试样高应变条件下的绝热剪切变形历程。

The objective of this paper is to solve the dynamic responses of a multispan fluid-conveying Timoshenko pipe by using the quasi analytical-and-numerical-combined method.

本文之主旨在使用类似的解析与数值混合法(简称quasi ANCM)来进行一具有剪切变形及旋转惯性效应的多跨距Timoshenko流体输送管之动态分析。

The objective of this paper is to solve the dynamic responses of a multispan fluid-conveying Timoshenko pipe by using the quasi analytical-and-numerical-combined method.

中文摘要本文之主旨在使用类似的解析与数值混合法(简称quasi ANCM)来进行一具有剪切变形及旋转惯性效应的多跨距Timoshenko流体输送管之动态分析。

Then after a semi-rigid joint behavior can be modeled as a finite stiffness rotation spring, base on rotation and displacement equation derive the element stiffness matrixes with semi-rigid connections where the effects of jointed flexibility and shear forces in the connection deformations have been considered in and fixed-end forces are modified. Finally, a program for calculating system reliability of semi-ridge steel frames with Monte carlo method and finite element analysis has compiled for calculating and analyzing.

接着本文在介绍和分析半刚性连接弯矩和转角关系模型的基础上，用带有转动刚度的弹簧表征半刚性连接，推导出半刚性连接的刚度矩阵，对固端力进行修正，同时考虑了剪切变形的影响，编制了半刚接钢结构平面框架的有限元程序BHPFL，并在其基础上编制了基于蒙特卡洛法的Monte Carlo-BHPFL 有限元相结合的方法，进行体系可靠度的分析。

On the basis of load transfer mechanism and destruction patterns of single pile, load transfer method and shearing deformation method for subsidence computing of single pile are mainly discussed.

在分析单桩的载荷传递机理、单桩的破坏模式的基础上，重点探讨了单桩沉降的载荷传递法和剪切变形法。

Considering the layer of soil mass and the change of body friction force of single pile, Cookes shearing deformation method is discussed and is made to be tally with the actual situation.

考虑到土的成层性和桩周摩阻力的变化，对库克剪切变形法进行了探讨，使之更符合实际情况。

The results show that obvious shearing deformation is found on the lap solder after 4 thermal cycles, then is the visible displacement on the upper and lower surfaces.

结果表明，经过4个温度循环周期后，SnAgCu-CNT 搭接焊点发生了明显的剪切变形，产生了显著的上下表面相对位移。

First, natural frequency of Euler-Bernoulli beam with elastic bearing and without the axial force is put forward. And numerical method is used to solve the equation by a program designed by the author, and the influences of shearing deformation and rotatory inertia on frequency are analyzed.

首先对不考虑轴力影响的弹性支座Euler-Bernoulli梁的固有频率进行了推导，并用自编程序进行了数值法求解，同时分析了剪切变形和转动惯量(Timoshenko梁)对频率的影响。

The results show that the grain size, which reaches nanometer, produced after the shearing deformation of four passes during ECAP.

研究结果表明，基于位错演化模型，经4道次剪切变形仿真后纯铝出现纳米级晶粒。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。