采用蚀坑法、EBSD微取向分析和X射线法等手段，对稀土电解电容器用铝箔制备过程中的织构演变规律进行了研究。
The evolution rule of the rare earth aluminum capacitor foil preparation process was investigated by means of bit etching, EBSD micro orientation analysis and X-ray method.
根据表面扩散控制下物质迁移规律，建立有限单元法，对裂面形貌扰动下二维微裂纹演变过程进行数值模拟。
Based on the theory of surface diffusion, a finite element method was developed to simulate shape evolutions of two-dimensional microcracks with surface perturbation.
结果表明，铁素体组织随变形道次的增加逐渐演变为等轴状大角度晶界的亚微晶组织；
The results indicate that the initial ferrite microstructure gradually developed into the equiaxed submicrometer grain microstructure with high angle boundaries with increasing the pass number.
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