...地表水;;点污染源;;面污染源;;西北诸河区 [gap=955]Keywords: water quality evaluation;surface water;point pollution sources;area pollution sources;rivers in the northwest region ..
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non-point pollution sources 非点源污染
non-point sources pollution 非点源污染 ; 面源污染
non point sources pollution 非点源污染
non - point sources pollution 非点源污染
terrene non-point sources pollution 陆源性非点源污染源
Agriculture is the main non-point pollution sources.
农业是主要的非点状污染源。
Moreover, the pollution mainly comes from the industrial wastewater, living sewage and agricultural non-point pollution sources.
污染主要来自工业废水、生活污水、和农业面源。
The pollution of potassium permanganate was caused by the point pollution sources mainly, e. g. the waste water from factories and urban families.
高锰酸盐指数主要是由点源污染引起，即工业废水和城镇生活污水的污染为主。
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