在超低温温度场中，钢组织结构的转变是随机、超显微的，而且是一种逐渐的转变过程。
In the cryogenic temperature field, the change of steel structure is random and ultramicroscopic, and it is also a kind of progressive changing process.
运用该模型对2050现场实际轧制过程进行模拟计算，分析了轧制过程轧件变形场、温度场及显微组织的演变规律。
After an actual rolling process of 2050 mill was simulated by using the model, evolution laws of strain field, temperature field and microstructure were analyzed.
简介以场变数描述显微组织，并根据相场理论作组织变化的模拟。
Description of microstructure through field variables and the simulation of structural change based of phase field theory are also briefly introduced.
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