Dislocation cell and sub grain formed in ferrite grain are found at the stage of fatigue crack propagation in the area of crack tip.
疲劳裂纹扩展阶段裂纹尖端附近为形成于铁素体晶粒内的位错胞及亚晶。
This dislocation cell structure is inherited by martensite, restricts the growing of the martensite and refines the structure so as to strengthen and toughen the magnetic field quenched materials.
高温顺磁性奥氏体在外强磁场的作用下可发生磁化变形，使奥氏体形成高密度的位错胞结构，并有弥散碳化物析出。
Dislocation lines, dislocation bands, cell and labyrinth structures are typical dislocation configurations in the fatigued alloys.
位错线、位错条带、胞结构和迷宫结构是锆合金低周疲劳典型的位错组态。
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