扫描电子显微镜图像显示这两种晶界原子结构中的位错排列十分相似。
Imaging with scanning transmission electron microscopy showed that the atomic grain-boundary structure had dislocations that had very similar arrangement.
孪晶的精细结构为位错；
缺陷组态直接涉及到结构材料的力学性能，特别是位错亚结构(DSS)为最重要的缺陷组态中的第一个。
The defect configuration relates directly to the mechanical behaviour of structural materials. Especially, dislocation substructure, DSS, is one of the most important configurations.
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