综合热传导方程与过冷形核、生长规律，用显式有限差分法模拟了共晶铸铁的凝固过程。
An explicit finite-difference method (FDM) was used to model and simulate the solidification of eutectic cast iron by combining heat transfer equations with undercooling nucleation and growth laws.
多晶生长暂停拉伸时，新晶粒将在柱状晶顶部晶界夹角处形核并长大，而且新晶粒的晶格取向与原有晶粒的取向无关。
When pulling halts, the combination of grains occurs, and the lattice orientation of new grain is not related to the original grains.
自组装有机膜能加速HAP 晶体的形核速率，且有机膜功能团的种类及结构对HAP 晶体的形核与取向生长起决定作用。
The results show that, 1 the presence of organic films can accelerate the HAP crystal nucleation, but different organic film can induce HAP crystal with different growth style and crystal morphology.
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