Results showed that the smaller the diameter of aerosol particle was, the bigger the Brownian diffusion deposition was.
结果表明，气溶胶粒子的粒径越小，布朗扩散越显著；
This simple result is at the root of the arithmetic and algebra of Brownian motion and particle diffusion.
这个简单的结果是粒子扩散和布朗运动的算术和代数基础。
The direct motion of Brownian particle is considered as a result of system derived by external non-equilibrium fluctuation. A corresponding diffusion model is proposed.
将布朗粒子的定向运动，看作是系统受到外部非平衡涨落作用的结果，并建立相应的扩散模型。
The phenomena of fractional Brownian motion and anomalous diffusion and their descriptive ways in the mathematics are reviewed and discussed.
本文评述了分数布朗运动和反常扩散现象及描写它们的几种数学方式。
Studying Brownian motion by the difference equation, We can find that the partial differential equation describing the Brownian particle motion is a diffusion equation in mathematical physics.
引入差分方程研究布朗运动，会发现极限情况下的布朗运动所遵循的偏微分方程就是数学物理方程中的扩散方程。
Thesis shows that the insulator surface pollution process has matter with Brownian motion, the air drag force, turbulent diffusion, gravity.
论文研究表明，绝缘子表面积污过程与布朗运动、气流曳力、湍流扩散、重力自沉降有关。
One weak wind conditions, surface pollution mainly related to Brownian motion and turbulent diffusion, under strong wind mainly associated with the air drag force.
其中弱风环境下，表面积污主要与布朗运动和湍流扩散相关，强风环境下主要与气流曳力相关。
MR diffusion-weighted imaging(DWI) reflects the microscopic Brownian motion of water molecules. It is a new technology for disease research from the cellular and molecular level.
磁共振弥散加权成像（DWI）反映了水分子的微观弥散运动，是从细胞及分子水平来进行疾病研究的新技术；
MR diffusion-weighted imaging(DWI) reflects the microscopic Brownian motion of water molecules. It is a new technology for disease research from the cellular and molecular level.
磁共振弥散加权成像（DWI）反映了水分子的微观弥散运动，是从细胞及分子水平来进行疾病研究的新技术；
应用推荐