velocity of gas diffusion 气体扩散速率
The diffusion trapping efficiency and inertia collision trapping efficiency are calculated under different gas flowing velocity, particulate size and ceramic foam parameter using the numerical model.
通过模拟计算，分析了气体流速、微粒粒径、泡沫陶瓷微孔参数对微粒扩散拦截和惯性碰撞拦截效率的影响。
Recently, the research of the dependence of ion movement on ion diffusion and carrier gas velocity distribution in high strength electric field has achieved preliminary results.
目前国内外对高电场中离子扩散、载气流速分布对离子运动行为的影响进行了大量的研究，取得了一定的研究成果。
The research results showed that the boosted wind speed or the velocity of gas leakage accelerated the gas diffusion, and the diffused gas concentration to the leeward side was decreased.
通过对泄漏气体扩散边界的研究，可确定泄漏气体扩散形成的危险域。
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