一般用污染物输出系数模型等估算农业非点源污染物的排放量。
Pollutant output-efficient model as well as others can be employed to estimate the discharges of the pollutants produced by agricultural non-point source.
模型应用结果表明，改进后的输出系数模型机理更明确，模拟更符合实际。
The applied results of improved models show that the mechanism of the improved export coefficient model is more explicit, and the simulation is more accordant with the fact.
针对非点源污染模型中的输出系数模型，提出了一种基于历史水文水质资料的参数确定方法。
A method for obtaining parameters of export coefficient model by using hydrology and water quality data is presented.
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