本文研究一类粘着型界面裂纹模型的弹性波散射问题。
Scattering of elastic waves by an interface crack with adhesive contact near its tips is considered in this paper.
提出了粘弹性界面裂纹分析的相似界面单元聚缩解法。
The condensation method for the analysis of viscoelastic interface crack with similar shape element is put forward.
脱粘是纤维增强复合材料界面裂纹扩展的主要表现形式。
Debonding is a main form of interfacial crack growth of fiber-reinforced composites.
讨论了界面下裂纹对界面裂纹干涉的合理屏蔽参数问题。
The reasonable shielding parameters for a sub-interface crack to an interface cr ack are investigated.
研究了材料中楔型向错偶极子与界面裂纹的弹性干涉效应。
The elastic interaction between a wedge disclination dipole and an interfacial crack was investigated.
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.
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.
首先推导了双材料界面裂纹尖端的位移场和应力强度因子之间的关系式。
The relative equation between stress intensity factor and displacement field near interface crack tip of bimaterials was derived firstly.
采用完全非线性弹性理论，研究了两类不可压缩材料形成的界面裂纹尖端场。
The elastostatic field near the interface crack tip between two incompressible materials is analyzed with the fully nonlinear theory.
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.
采用双材料基本解建立边界元法基本方程，计算双材料界面裂纹尖端附近的应力和位移场。
The stress intensity factors of bimaterial interface crack are analyzed using the boundary element method with bimaterial fundamental solutions.
以裂纹面上的位错函数为未知量将圆柱型界面裂纹问题化成一组奇异积分方程的求解问题。
The problem of a cylindrical interface crack is reduced to a system of singular integral equations with the aid of two unknown dislocation functions at the interface crack surface.
研究了无穷远纵向剪切下圆形弹性夹杂界面裂纹与基体中任意位置螺型位错的相互干涉问题。
The interaction effects between the circular interfacial cracks and the screw dislocation located inside the matrix under longitudinal shear are dealt with.
第二章基于压电材料的机电耦合关系求解螺型位错、圆形界面裂纹与夹杂之间相互作用的问题。
In the second chapter, the interaction among a screw dislocation, circular interfacial crack and inclusion is solved based on the electromechanical coupling relation of piezoelectric material.
第四章分析压电材料在远端均匀热流场下螺型位错、圆形界面裂纹与夹杂之间相互作用的问题。
In the fourth chapter, the interaction among a screw dislocation, circular interfacial crack and inclusion under remote uniform heat flux is derived.
在对各向同性双材料界面裂纹扩展研究现状进行综述的基础上，提出了目前研究存在的问题以及今后的研究趋势。
Based on status in quo of the interface crack propagation of the isotropic bi - material, the exiting problems and the tendency of the research are proposed.
刘又文，蒋持平。在集中力和集中力偶作用不同弹性材料圆形界面裂纹问题，应用数学和力学，8,3，(1987)。
Liu Youwen and Jiang Chiping. Problem on Circular-Arc Cracks between Bonded Dissimilar Materials under Concentrated Force and Moment, Applied Mathematics and Mechanics, 1987, 8 (3).
应用半权函数法求解双材料界面裂纹的应力强度因子，得到以半权函数对参考位移与应力加权积分的形式表示的应力强度因子。
Semi-weight function method is used and developed in this paper to solve the problem of two bonded dissimilar materials containing a crack along the bond.
运用共形映照、解析延拓以及柯西型积分运算等复变函数方法研究无限大平面中楔型向错偶极子与界面裂纹、圆形夹杂的弹性干涉问题。
The interaction among a screw dislocation, circular inclusion and interface crack or elliptical inclusion and interface crack under remote uniform heat flux is mainly researched in this paper.
当与其它界面相接触时，玻璃的表面就会产生微裂纹，即使是水蒸汽或者二氧化碳也会带来微裂纹。
Tiny cracks begin to form through contact with other surfaces, or even with water vapor and carbon dioxide.
当裂纹靠近界面时，较硬介质中裂纹驱动力将增大，而较软介质中裂纹驱动力将减小。
When the crack is close to the interface, the crack driving force in harder medium will increase and that in softer medium will decrease.
弹性波在含有孔洞、裂纹或界面等障碍物的结构中传播时，会在它们附近发生散射，导致散射体附近产生动应力集中。
When elastic waves propagate in structures with obstacles such as cutouts, cracks or interfaces and so on, wave scattering and dynamic stress concentration can occur near these scatterers.
结果表明，堆焊层与基体的界面缺陷是裂纹形成的主要原因。
The results showed that the forming of crack was mostly made by the interface defect between overlaying welding layer and matrix.
利用积分变换技术，得到不同压电介质界面上的反平面运动裂纹问题的分析解。
The problem of an anti plane Griffith crack moving along the interface of dissimilar piezoelectric materials is solved by using the integral transform technique.
磨料冲击引起的裂纹沿涂层内粒子界面萌生、扩展并最终导致粒子剥落，是涂层主要的冲蚀磨损机制。
The successive spalling of splats from the lamellar interface of the coating caused by the impact of erosive particles is the dominant mechanism of erosion.
结果表明，弱界面有阻碍位错运动、偏转主裂纹扩展方向的作用，可形成分层断口。
The results showed that the weak interface can block the motion of the dislocations and change the propagation direction of the main crack, and result in forming lamella fracture surface.
结果表明，弱界面有阻碍位错运动、转主裂纹扩展方向的作用，可形成分层断口。
The results showed that the weak interface can block the motion of the dislocations and change the propagation direction of the main crack, and result in forming lamella fracture surface.
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.
片层组织绝热剪切带与基体的界面塑性流变特征不明显，并且在该区域观察到了呈快速扩展特征的长裂纹。
Investigation indicated that plastic flow characteristic is not obvious at the interface between ASBs and matrix, which observed long crack in lamellar microstructure.
片层组织绝热剪切带与基体的界面塑性流变特征不明显，并且在该区域观察到了呈快速扩展特征的长裂纹。
Investigation indicated that plastic flow characteristic is not obvious at the interface between ASBs and matrix, which observed long crack in lamellar microstructure.
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