Impervious-不受影响的;不透水的 porous-多孔的 paved surface一铺设、硬化的路面 municipal wastewater-市政污水 water withdrawa-取(用)水量 non-consumptive use-非消耗性用水 consumptive use-消耗性用水 domestic use-生活用水 in- stream use一流域内(就地)用水 Water works-给水处理厂( Drinking water treatment plant) purification-(水的)净化 distribution-(水的)输送、分配 coagulation-凝聚 flocculation-絮凝• impervious – • porous – • paved surface – • municipal wastewater – • water withdrawal – • non-consumptive use – • consumptive use – • domestic use – • in-stream use – • Water Works – • purification – • distribution – • coagulation – • flocculation – 不受影响的；不透水的 多孔的 铺设、硬化的路面 市政污水 取（用）水量 非消耗性用水 消耗性用水 生活用水 流域内（就地）用水 给水处理厂(Drinking water treatment plant) (水的）净化 （水的）输送、分配 凝聚 絮凝