Drinking water production and wastewater treatment
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1、饮用水的制备 production of drinking water
掌握下列关键词汇
混凝:coagulation;沉淀:sedimentation;吸附:adsorption;
过滤:filtration;消毒:disinfection
2、废水处理 treatment of wastewater
掌握下列关键词汇
城市生活污水:municipal sewage;废水:wastewater;
一级、二级、三级处理:primary, secondary, tertiary treatments;
活性污泥:activated sludge;氧化塘:oxidation pond;
污水土地处理:land application of wastewater;湿地:wetland

