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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Analysing in the view of molecular kinetic theory, paste flowability is a shift of molecular mass center by the jump of polymer chain segment, and it affects the mass-transfer directly.

从分子运动角度分析，糊料流动是高聚物大分子链段协同“跳跃”而实现整个分子质量中心位移，对传质具有直接影响。

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Based on the fact, a simplified drying model of heat and mass transfer is deduced from volume average theory.

对多孔介质体积平均理论进行简化，得到简化的热质传递干燥模型，用一个理论式表达模型中有效扩散系数。

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