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| pollutant flow The forward continuous motion or diffusion of polluting substances, or the rate or quantity in which polluting substances move from one place to another (在分析的基础上，得出污染物从一个地方移到另一个地方扩散的连续过程，或扩散率，或扩散数量。) | |||
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| pollutant flow The forward continuous motion or diffusion of polluting substances, or the rate or quantity in which polluting substances move from one place to another (在分析的基础上，得出污染物从一个地方移到另一个地方扩散的连续过程，或扩散率，或扩散数量。) | |||