As well located at the mountain terrain special surface, the gas diffusion process more complicated.
由于井场所位于的山区地形下垫面特殊，气体扩散过程比较复杂。
At the same time, carbon dioxide is removed from the blood through the same process of diffusion. This waste gas is expelled as we breathe out.
同时，血液中的二氧化碳经过同一个扩散过程被排除，并随着我们的呼气而排出体外。
Therefore, it is necessary to do researches on the CO2-crude oil diffusion mechanism and change law in the process of gas injection.
因此，有必要针对注气过程中的CO2 -原油扩散机理及变化规律进行探讨。
The model is divided into two parts which are LNG heavy gas diffusion and passive process.
模型分为两部分，LNG重气扩散阶段模型和被动扩散阶段模型。
The simulation is developed by using cross flow mathematical model and solution-diffusion model for natural gas separation process in spiral-wound membrane modul.
利用错流流动模型及膜渗透的溶解-扩散机理，对螺旋卷式膜组件中天然气的分离过程进行了模拟计算。
Uncertainties in the occurrence of the leakage, the intensity of leakage source, and the diffusion model in the process of the risk assessment of urban gas leakage are discussed.
讨论了燃气泄漏事故风险评价中泄漏的发生、泄漏源强度、扩散模式的不确定性问题。
Based on turbulent diffusion theory and the mechanism of liquid-gas interfacial mass transfer, a conceptual model of turbulent re-aeration process is proposed.
本文根据紊动扩散理论及气液界面质量传递过程，提出了紊动水体复氧过程的概化模型。
Based on turbulent diffusion theory and the mechanism of liquid-gas interfacial mass transfer, a conceptual model of turbulent re-aeration process is proposed.
本文根据紊动扩散理论及气液界面质量传递过程，提出了紊动水体复氧过程的概化模型。
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