The new life was bought to the viscous fingering research, due to the presentation of DLA (short for "Diffusion-Limited Aggregation") model, the type of fractal growth models.
以扩散限制凝聚模型(简称DLA模型)为代表的分形生长模型的出现，为研究粘性指进现象带来了新的生机。
The structure transitions in cluster cluster aggregation (CCA) and diffusion limited aggregation (DLA) under external electric fields have been investigated by computer simulations.
用计算机模拟，研究了电场下的团簇-团簇凝聚(CCA)和扩散限制凝聚(DL A)的结构转变。
The SAXS analysis show that the fractional dimensions of the film is larger than the theory value of Diffusion Limited Aggregation (DLA) and the clusters consist of a great number of small particles.
SAXS分析表明，该薄膜的分形维数比扩散限制凝聚模型（DLA）的理论值大，团簇是由大量小颗粒构成。
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