micro-Brownian diffusion

例句：

1. 1. The micro-Brownian diffusion of the particles is a key factor in determining their behavior.
   颗粒的微观布朗运动是决定其行为的关键因素。
2. 2.The Brownian diffusion of the molecules is responsible for the viscosity and thermal conductivity of the fluid.
   分子的布朗扩散负责流体的黏度和热导率。
3. 3. The micro-Brownian diffusion of the gas molecules is crucial for understanding the behavior of liquids at low temperatures.
   气体分子的微观布朗扩散对于理解低温下液体的行为至关重要。