Considering the tangential force applied on a contact spot, the critical area demarcating the elastic and plastic regimes is obtained by comparing the normal elastic load with the normal plastic load.
计及作用于接触斑点上的切向力，通过比较作用于接触斑点上的法向弹性载荷与法向塑性载荷，确定了区分弹性接触与塑性接触区域的临界接触斑点面积。
Based on the characteristics of postgraduate elastic-plastic mechanics and the teaching practice and experience, this paper discusses the teaching methods of elastic-plastic mechanics course.
本文基于研究生弹塑性力学课程的特点和教学体会，对弹塑性力学课程的教学方法进行了探讨。
We found: the samples experience elastic and plastic deformation processes before fracture, and the elastic strain is very large, it is about 2%.
结果表明：该合金的室温压缩变形过程表现为弹性和塑性变形，弹性应变很大，可达到2%。
Establish finite element model, and use elastic - plastic mechanics to discuss stress-stain state of elastic and plastic deformation in cutting zone.
根据正交切削特点建立了有限元模型，应用弹塑性力学讨论了切削变形区的弹、塑性阶段的应力、应变状态。
The dynamic characteristics of elastic plates subjected to transverse impact and non-linearly elastic & elasto-plastic cylindrical shells under axial impact loading are investigated theoretically.
然后采用增量数值解法分析了轴向冲击载荷作用下非线性弹性圆柱壳的轴对称动力响应问题。
In the past, salt formation is often regarded as an elastic or elastic-plastic body, and the effect of time is not taken into account.
过去常把盐岩作为弹性体或弹塑性体考虑，而没有考虑其时间效应。
Chapter 2: basic theories about finite element method are introduced, basic formulas about elastic-plastic finite element method and elastic-plastic matrix are put forward.
第二章介绍了有限单元法的基本原理，详细推导了弹塑性有限元法的基本公式和弹塑性矩阵。
In the structural mechanical analysis, previous research is more to establish elastic or elastic-plastic model to study the grid reinforced effect on pavement stress and deflection.
在结构力学分析方面，以往的研究多是建立弹性或者弹塑性模型来研究格栅对沥青路面应力及弯沉的影响。
There is sudden change of slope in the stress-strain curve, because the core response in loading and unloading is entirely elastic, while the aluminum undergoes elastic-plastic deformation.
由于在拉伸过程中复合芯只表现出弹性变化，而铝绞线要发生弹塑性变形，使导线的应力应变曲线上存在斜率的突然变化；
In this paper, an outline of elastic-plastic and elastic-viscoplastic algorithm formulations for rock masses with three sets of joint is given, and some details about model tests are described.
本文扼要介绍了具有三组任意方位节理岩体的弹塑性和弹粘塑性有限元算法，给出了模型试验的某些细节。
In this paper, an outline of elastic-plastic and elastic-viscoplastic algorithm formulations for rock masses with three sets of joint is given, and some details about model tests are described.
本文扼要介绍了具有三组任意方位节理岩体的弹塑性和弹粘塑性有限元算法，给出了模型试验的某些细节。
应用推荐