温度的降低阻碍亚晶界的湮没；
The reduction of temperature hinders the process of annihilation.
金属和合金中的面缺陷包括晶界、亚晶界、孪晶界、相界、堆垛层错、外表面等。
The plane defects of metals and alloys include grain boundary, sub-grain boundary, twins grain boundary, phase boundary, stacking fault, outward surface, etc.
发现适当降低聚焦加热灯强度、提高衬底加热温度可以降低固化前沿温度梯度，从而降低亚晶界等缺陷密度。
It is found that the temperature gradient of solidifying front edge could be reduced by reducing focused lamp intensity and increasing substrate temperature.
在此基础上实验观察了白宝石单晶中的位错、亚晶界和小品面等缺陷的形态、数量及分布，讨论了生长条件对它们的影响。
The void formation and its micrograph of distribution, density as well as void size in sapphire single crystal grown by EFG were investigated.
晶界角度测试结果表明，保温后亚晶的平均晶界角度随析出相间距而增大。
The results indicated that the boundary angle of subgrains increases with the precipitate spacing after holding.
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.
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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