Endaweni yaseLongyan Sewage Treatment Plant eNanchuan, eChongqing, amathuluzi eSinomeasure okuhlaziya izinga lamanzi: imitha ye-pH, umoya-mpilo oncibilikisiwe, imitha ye-turbidity, imitha yokugxilisa udaka nezinye izinsimbi zisetshenziswe ngempumelelo enqubweni yokuhlanza indle, e...
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