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Date: 2014-12-02 02:41:53Sewage treatment Activated sludge Surplus Activated Sludge Sludge Sedimentation Sewage Extended aeration Sewerage Environment Pollution | 二級(生物)處理 壓縮空氣不斷地輸送到曝氣池,為微生物(活性污泥)提供所需的氧氣, 這些微生物會分解污水中的污染物。污水在曝氣池逗留約九小時。 Secondary (BiologAdd to Reading ListSource URL: www.dsd.gov.hkDownload Document from Source WebsiteFile Size: 2,06 MBShare Document on Facebook |