查询词典 strain

As one of key problems urgent to be resolved in the fields of mechanics, material science and sheet metal forming, constructing reasonable yield criterion, work-hardening law and stress-strain relationship is very important for predicting distribution of stress and strain in sheet metal forming, as well as for improving FEA simulation precision and resolving engineering problems.

各向异性板料的屈服准则、塑性变形强化规律以及应力应变关系的合理建立，对于准确预测板料成形过程中应力应变分布，提高板料成形有限元模拟精度，以及精确解析板料成形工程问题等方面具有重要的意义，这一基础性的研究一直是力学界、材料界、板料成形领域致力研究的关键问题。

Chapter 5 of the strain fatigue theory is discussed, given a simple example of the strain fatigue analysis.

第5章对应变疲劳理论进行了论述，给出了简单的应变疲劳分析实例。

In this paper, author also studied strain model theory, and proved that strain model is more sensitive than displacement model to damage.

本文研究了应变模态的理论，并从理论上证明了应变模态较位移模态对结构的损伤更加敏感。

First, the basic principle of the strain measurement with bonding resistance, theory of strain measurement, method and the relative signal disposition are introduced in the dissertation.

首先，介绍了电阻应变测量法的基本原理，应变测量的理论、方法以及相关的信号处理知识。

The foundation for further studying the strain gradient theory and applying the strain gradient theory to the fracture mechanics can be given by the result of this paper.

本文的结果，为进一步研究应变梯度理论在断裂力学中的应用提供了良好的基础。

The behavior of 1D nonlinear large strain consolidation is then discussed and compared with conventional small strain consolidation theory.

所以，自20世纪60年代以来不少学者为固结理论向非线性和大应变方向的发展作了卓有成效的研究[1～8]。

If the small-ring cycloalkanes are under considerable strain as predicted by the Baeyer strain theory.

如果象拜耳张力学所估计的那样，小环的环烷烃具有相当大的张力。

The thesis recommended the theory of minimum strain energy, which says the total structural strain energy can be changed by the increase and decrease of constraint number.

本文介绍了通过在结构单元上增加或者减少不作功的不同约束点，可以改变结构单元应变能的大小的应变能极小原理。

For the current situation and disadvantages of strain measuring for sheet metal forming,a digital camera based strain measuring system has been set up in this paper.

基于板料应变测量的现状和不足，本文基于数码相机构建了板料应变测量系统，并以图像处理和图像测量的原理为基础，基于C++语言开发了以图像预处理和二值图像的标定和测量为主要模块的板料应变测量软件系统。

The strain of sheet mainly occurs in loading end in the initial load. With the increase of load, the strain extends to the remote end; the bond stress gradually reduces from the loading end to the remote end; the peak bond stress locates slightly away from the loading end. For 16.3% moisture content, the effective bond length between BFRP and wood is 100 mm.

结果表明，加载初期，纤维布上的应变主要存在于加载端附近，当荷载逐渐增加时，应变也向加载远端增大；随着与加载点距离的增加，粘结应力逐渐降低；随着荷载的增加，粘结应力峰值位置向远离加载点方向稍有移动；在含水率为16.3%条件下，BFRP与木材的有效粘结长度为100mm。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。