对实验所得的分形结构，用非平衡态和不可逆过程的热力学理论进行了讨论，并提出核晶凝聚模型。
The possible mechanism of the fractal structures is discussed in terms of nonequilibrium thermodynamics of irreversible processes and a nucleation aggregation model is proposed.
在玻璃材料热处理过程中施加辅助直流电场，会对玻璃的核化、晶化过程产生明显的促进或抑制作用。
The DC auxiliary electric field, applied on the glass, which is in thermal treatment process, may stimulate or inhibit nucleation and crystallization of glass.
通过引入异质形核模型、枝晶生长模型、几率形核基底模型，借鉴单元自动生长机制，仿真了等轴晶、柱状晶组织形成的过程。
Based on the cellular automata technique, the heterogeneous nucleation model, dendrite growth model and random nucleation model are used to simulate the formation of equiaxed and columnar dendrite.
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.
微晶金刚石是沉积过程中快速二次形核而形成，呈无序分布；
The micro-crystal diamonds come from fast second nucleating on deposit ion process and assume disordered state.
微晶金刚石是沉积过程中快速二次形核而形成，呈无序分布；
The micro-crystal diamonds come from fast second nucleating on deposit ion process and assume disordered state.
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