However, Poisson ratio does not influence the plastic volumetric strain in the stage of strain softening.
在应变软化阶段，泊松比不影响塑性体积应变。
The tension Poisson ratio is negative, and its regression curve shows upward section and downward section.
受拉泊松系数回归曲线存在上升段和下降段；
The dynamical Poisson ratio, dynamical Young's modulus and dynamical compressive yield strength were obtained.
得到了水泥砂浆石的动态泊松比、动态杨氏模量、动态压缩强度。
For the tight sandstone containing gas, only velocity ratio of P wave to s wave and Poisson ratio are sensitive to fluid variation.
而对于致密含气砂岩，纵、横波速度比及泊松比对流体变化相对较为敏感。
The influences of pipe net spacing distance, pipe diameter, buried depth and soil's Poisson ratio on the distribution of superimposed load are discussed.
探讨了管道净间距、直径、埋深以及土体泊松比对附加荷载分布的影响。
At the same time, the limitation of the approximate analytic solution is pointed out because the Poisson ratio of the film materials has strong effect on the results.
同时，指出了近似解析解的局限性，揭示了膜材料的泊松比对结果有较大影响。
In this paper, equivalent tangent modulus is introduced, Poisson ratio effect factor is obtained, Constitutive relation to be easy use in finite element analysis is founded.
本文引入等效切线模量，给出了泊松比影响因子，建立了在有限元分析中使用方便的本构关系。
Elastic parameter such as impedance, velocity, Poisson ratio etc. and pre-stack amplitude, frequency attributes can be used to quantitatively predict the fracture density and direction.
利用阻抗、速度、泊松比等弹性参数和叠前振幅、频率属性可对裂缝密度和方位进行定量预测。
Based on the shape factor and the effective Poisson ratio an effective method to transform from lateral strain of funnel-like specimen to axial strain of standard specimen is developed.
基于形状因子与等效泊松比的原理，建立了——漏斗型小试样径向应变向轴向应变换算的等效方法。
Deform characteristics of uniform soft subsoil under traffic load is studied, and some parameters of soft subsoil such as elastic modulus, strength indices, poisson ratio are mainly considered.
本文主要研究了交通荷载作用下均质软土地基在交通荷载作用下的变形特征，考虑了地基土体的弹性模量、强度参数、泊松比等因素的影响。
Through the two different methods, this paper discusses how to develop the experimental simulation software: tensile test, compressive test, strain measurement of Young modulus and Poisson ratio.
通过以上两种不同的模拟方法，本论文分别阐述了拉伸破坏实验、压缩破坏实验以及电测法测定材料弹性模量和泊松比的仿真软件设计与开发的方法。
Some numerical examples are presented to illustrate the effects of Poisson ratio of the medium, the dip angle, upper and lower boundary of the fault, to earthquake dis-placement field on surface.
以一些数值结果说明介质的泊松比、断层面的倾角、上界和下界对地面的地震位移场的影响。
The instantaneous Young's modulus and Poisson (ratio) of the cement paste are calculated by the direct average method and two-scale expansion method.
利用本文中模型和均匀化方法(直接平均法和二尺度展开法)计算了水泥浆体在各瞬时的杨氏模量和泊松比。
Test and analytic results showed that DIC was feasible, and had actual using value, and was a new approach to test and investigate Poisson′s ratio of paper.
测试及分析结果表明，应用数字图像相关法测定瓦楞原纸的方法是可行的，具有较佳的应用价值，能为研究纸张的泊松比提供一个新途径。
In a case study on the practical engineering, the elastic modulus and Poisson′s ratio are obtained.
结合实际工程，反演了拱坝基岩的弹性模量和泊松比。
In a case study on the practical engineering, the elastic modulus and Poisson′s ratio are obtained.
结合实际工程，反演了拱坝基岩的弹性模量和泊松比。
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