最后使用应力场叠加方法分析了位错和界面的耦合效应。
Finally by using superposition methods the combined interaction of dislocations and interfaces is analyzed.
并讨论了位错力随材料相关参数，非理想界面参数，裂纹和刚性线弧度的变化规律。
The variation of screw dislocation forces for correlative material parameters and different radians of crack or rigid line is discussed particularly.
提供了一般界面上周期位错结构的矩阵方法和计算特殊界面位错结构的简易矢量方法。
A matrix method is provided for calculating the periodic dislocation structures in general interfaces, and a vector method is given for calculating the dislocation structure in special interfaces.
研究了多晶体材料中螺型位错偶极子和界面裂纹的弹性干涉作用。
The elastic interaction between a screw dislocation dipole and a mode III interface crack is investigated.
分析结果表明，界面裂纹和刚性线夹杂对螺型位错与夹杂的干涉作用具有强烈的扰动效应。
As a result, analysis and discussion show that the influence of interfacial crack or rigid line inclusion on the interaction between screw dislocation and inhomogeneity is significant.
该文研究了螺型位错偶极子和圆形夹杂界面裂纹的弹性干涉作用。
This paper investigates the problem of the elastic interaction between a screw dislocation dipole and a circular interface crack.
研究了压电材料中压电螺型位错和共线界面导电刚性线夹杂的电弹干涉效应。
The problem for the interaction between a uniformly moving screw dislocation and interface rigid lines in two dissimilar anisotropic materials are investigated.
分析认为，加入RE后合金的阻尼机制主要是位错机制和界面机制。
The main damping mechanism of ZA84 magnesium alloys with RE is the interface damping and the dislocation damping.
同时在界面附近存在着大量位错和孪晶等晶体缺陷。
Also there are a lot of crystal defects, such as dislocations and twins, found near the interface.
作为理论结果的应用，本文研究了界面附近螺位错的应力场和体力矩场。
The body couple field of the screw dislocation is also investigated in this paper.
作为理论结果的应用，本文研究了界面附近螺位错的应力场和体力矩场。
The body couple field of the screw dislocation is also investigated in this paper.
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