... output circuit 输出电路 output coefficient 输出系数 output command 输出指令 ...
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【Key words】 Non-point pollution； Non-point TN pollution； Export coefficient modeling approach； Correlative approach； Export coefficient； Load trend.；
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Based on the conclusion of domestic and abroad agricultural non-point source pollution research improvement, Johnes Export Coefficient Model with the feature of less-and-available data and simple calculation was selected.
本文在总结国内外农业非点源污染研究进展的基础上,选择资料易得、计算简明的Johnes输出系数法开展主要污染物负荷估算研究。
参考来源 - 宁夏灌区农业氮磷流失污染负荷估算研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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.
各种土地利用类型营养盐输出系数是建立非点源污染模型的重要参数。
Nutrient export coefficient of land use is an important parameter for constructing model of non-point source pollution.
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.
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