实验计算数据也表明二维应变的分析结果与血管壁区域像素点的实际运动相符合。
The experiment data proves that the analysis of two-dimensional strain fulfills the moving of the pixels in blood vessel wall.
本文采用三维有限元模型分析了荷载作用下自上而下裂缝尖端的应力强度因子，并与二维平面应变模型分析的结果进行比较。
In this thesis, the stress intensity factors of top-down cracks caused by loading are calculated using three dimensional finite element model and compared to the results of plane strain model.
这种模型满足二维应力平衡条件、莫尔应变协调条件和混凝土双轴软化本构关系。
The model satisfies the two dimensional stress equilibrium, Mohr's cricular strain compatibility and softened biaxial constitutive laws of concrete.
将具有一定应变硬地指数的二维裂纹体在单一载荷作用处的位移分成线弹性部分和塑性部分。
The load point displacement caused by single load for two dimentional cracked body with certain strain hardening exponent is divided into its linear-elastic and plastic components.
推导了当考虑热效应时十次对称二维准晶体平面应变问题的通解表示。
The general solution for plane strain problems in decagonal quasicrystals accounting for thermal effect is derived.
在平面应变假设下，给出其二维精确解，并提供了机械应变能释放率和裂尖能量释放率等数值结果。
The two dimensional accurate solution is obtained on plane strain assumption, the numerical results of strain energy release rate and crack tip energy release rate are presented.
进一步在边界层区域将三维的边值问题分解成二维的平面应变和扭转问题。
Furthermore, the 3-d boundary value problem in boundary layer region is decomposed to 2-d plane strain and torsion problems.
目的：运用二维超声斑点追踪技术评价经皮房间隔封堵术前后患者右心室运动速度、应变及应变率的急性期变化。
Objective:To investigate the changes of right ventricular velocities, strain and strain rate in patients with atrial septal defect(ASD)after transcatheter closure.
采用二维非线性有限元分析方法，研究了六库水电站RCC纵向围堰防渗墙的防渗效果和应力应变状态。
The stress state and seepage of anti-seepage walls under longitudinal RCC coffer dam of Linkuhydropower station are studied using 2d non-linear finite element method.
数值结果表明，所构造的二维及三维几何非线性混合应变元具有理想的性能。
Numerical results are presented to show that the resulting 2d and 3d geometrically nonlinear mixed strain elements possess all the ideal qualities.
建立了二维轮胎橡胶材料的有限元模型，用应变能密度这个参数模拟了试样承受单向拉伸时裂纹的扩展方向。
A 2-d finite element model of tire-rubber was established to simulate the crack growth of the sample under simple tension, by using the strain energy density parameter.
建立了二维轮胎橡胶材料的有限元模型，用应变能密度这个参数模拟了试样承受单向拉伸时裂纹的扩展方向。
A 2-d finite element model of tire-rubber was established to simulate the crack growth of the sample under simple tension, by using the strain energy density parameter.
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