组元中马氏体的精细结构为孪晶亚结构。
Fine structure of martensite in M-A constituents is twin sub structure.
两种制度的组织均为主要是孪晶型马氏体。
The structure of the two system is mainly the twin-type martensite.
随轧制方向不同，孪晶在形变中的行为也不同。
Twin lamellae will be deformed differently when rolling in different direction.
孪晶密度随退火温度和退火时间的增加而增加。
The number of twin increased with the increase of anneals temperature and time.
裂尖前方可能发生形变孪晶，裂纹沿孪晶界扩展。
Local cleavage fracture might happen in the front of crack tip.
裂尖前方可能发生形变孪晶，裂纹沿孪晶界扩展。
Local cleavage fracture might happen in the front of crack tip.
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