資料集 群組 動態牆 Secondary Biological Treatment A sketch of a typical wastewater treatment system that provides primary treatment (e.g., settling or clarification) plus secondary biological treatment (activated sludge), with sludge treated in a drying bed for 180 days. 資料與資源 secondarybiologicaltreatment.jsonJSON 探索 預覽 下載 額外的資訊 欄位 值 作者 K2P Sketcher 最後更新 七月 13, 2020, 16:23 (UTC) 建立 七月 4, 2020, 19:29 (UTC) location Uganda