本文采用粒子追踪理论对水平管中粒子流动状态进行了数值模拟。

This article makes the numerical simulation of particles flow regime in a horizontal pipe by applying the theory of particles trace.

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采用的模拟方法是考虑对流与分子扩散步骤的随机粒子追踪方法。

Random tracer particle method is adopted, which considers convection and diffusive steps.

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这是一个使用粒子追踪方法的模型，利用随机走步法模拟扩散过程。

This is a particle model. A Random particle method is used to simulate the diffusion process.

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