考虑了快扩散和受扩散限制的能量迁移。
Fast diffusion as well as diffusion-limited energy migration is considered.
同时，催化剂的活性和选择性受到扩散限制和质量传输的影响。
The reduction activity of nitrate and the formation of ammonium are mainly controlled by the diffusion limitation and the mass transfer of the reactants.
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 structure transitions in cluster cluster aggregation (CCA) and diffusion limited aggregation (DLA) under external electric fields have been investigated by computer simulations.
用分子动力学和薄膜生长的扩散限制聚集模型，薄膜中结瘤微缺陷成核时的分形现象得到了很好的解释。
By using the molecular dynamics theory and diffusion limited aggregation model of film growth, the fractal phenomenon of the nodule nucleation was well explained.
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。
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.
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 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.
介孔允许大分子进入孔道同时具有较小的扩散限制，微孔则作为小分子的吸附场所，使小分子能够很好的择型催化。
The mesoscale pores are benefit to the diffusion of larger molecules with low resistance, while the micro-scale pores can provide effective catalytic sites of small molecules with high selectivity.
通过对电子束扩散函数与显影对比度的分析，本文认为电子束曝光的分辨极限与显影液在纳米尺度下的扩散限制有关。
By analyzing the spread function and development contrast curve, we hypothesized that the resolution limit of electron-beam lithography is primarily limited by developer-diffusion.
通过对电子束扩散函数与显影对比度的分析，本文认为电子束曝光的分辨极限与显影液在纳米尺度下的扩散限制有关。
By analyzing the spread function and development contrast curve, we hypothesized that the resolution limit of electron-beam lithography is primarily limited by developer-diffusion.
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