effluent polishing
常見例句
- An experimental deVice of the continuous sand filter was desired and tested for polishing treatment of secondary effluent ofJizhuangzi sewage treatment plant in Tianjin.
採用自行設(shè)計加工的連續(xù)流砂濾實騐裝置，對天津市紀(jì)莊子汙水処理廠二級出水進行了深度処理實騐研究。 返回 effluent polishing