In most large cities around the globe, sewage and wastewater gets processed at a treatment plant.
地球上大多数大城市,污水和废水都在水处理厂处理。
Sewage sludge which mainly comes from the primary settling tank and discharge of surplus sludge is the deposit produced in each operating unit in municipal wastewater treatment plant.
城市污泥是城市污水处理厂经各级处理净化污水而产生的沉积物,主要来自初沉池和剩余污泥的排放。
Bachelor Degree and above major in sewage, wastewater treatment or environmental protection.
本科或以上学历,污水处理或环保专业。
Separating our water supply from sewage and learning how to do wastewater treatment was a really important part of reducing infectious diseases.
把净水和污水分开,以及学会污水处理的方法,是减少感染性疾病传播方法中的重要部分
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