diffusion pump fluid 扩散泵用液体
silicone fluid for diffusion pump 扩散泵用有机硅油
silicone diffusion pump fluid 有机硅扩散泵油
Based on the principle of fluid diffusion energy superposition, an analytical expression formula of seepage tensor in the fractured rock mass medium is established.
本文从流体扩散能量迭加原理出发，建立了裂隙岩体介质的渗流张量解析表达式。
Diffusion is when you have a fluid in which you are introducing some substance, and you want to figure out how that thing is going to spread out, the technical term is diffuse, into the ambient fluid.
扩散就是，当在某液体中加入某物质时，想算出该物质怎样在周围的液体中散开，专业术语叫做扩散。
The experiment of tracer diffusion in fluid was made.
并作了示踪剂在流体中的扩散试验。
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