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With the continued growth of China 's rapid economic development and population , worsening the problem of shortage of water resources , has become one of the important factors restricting China's social and economic development . However, in recent years , the development of technology and the improvement of public awareness of environmental protection , making the sewage treatment industry has made significant development is part of a considerable number of treated effluent reuse , water to some extent alleviate the burden . This article by sewage surveys and experiments Jilin Industrial Vocational and Technical College , contact oxidation and activated carbon adsorption joint sewage treatment process , the influent COD from 220mg / L to reduce to below 12mg / L , to achieve high processing efficiency , covers an area of small , low - cost processing characteristics , and reached the national standard of reuse water and sewage treatment .
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