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泾河下游可降解污染物的自净特征
The degradation characteristic of organic pollutants in the Jinghe River
【摘要】 泾河近30年来污染日趋严重。通过分析泾河下游枯水期可降解污染物的自净特征,建立了河流点源排污和侧向污染物均匀补排条件下的水质衰减模型,并提供了一种简便的求自净特征参数的方法。
【Abstract】 The pollution of the Jinghe River has become more and mo re serious in the last 30 years. This paper analyzes the degrading characteristics of Jinghe River during the dry period and sets up the declining model of pollut ant concentration in water under the conditions of point drainage polluting sour ces and evenly distributed drainage of pollutants along the river banks. In addi tion, the paper puts forward a simple approach to conduct the computation of the model.
【基金】 陕西省教育专项科研计划项目(01JK117);国家自然科学基金项目(39970151,39970459);国家重点基础研究发展项目(G2000018603)
- 【文献出处】 干旱地区农业研究 ,Agricultural Research in the Arid Areas , 编辑部邮箱 ,2003年01期
- 【分类号】X522
- 【被引频次】19
- 【下载频次】280