In this paper the critical nucleation radius of metals under the highly undercooling condition has been drawn out.
本文给出了深过冷条件下金属的临界形核半径。
The prediction agrees well with the experimental data and shows that it is the fractal relationship between the nucleation site density and the minimum nucleation radius.
预测结果和实验数据吻合，并且表明汽化核心密度和最小成核半径之间为分形的关系。
PPD makes the critical radius and the potential barrier of nucleation of wax crystal increase, and makes the separation of wax from waxy oil difficult.
降凝剂提高了蜡晶析出的临界半径，增大了成核位垒，使蜡晶析出困难。
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