데이터셋 그룹 활동 흐름 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. 데이터와 리소스 secondarybiologicaltreatment.jsonJSON 탐색 미리보기 다운로드 추가 정보 필드 값 저자 K2P Sketcher 최종 업데이트 7월 13, 2020, 16:23 (UTC) 생성됨 7월 4, 2020, 19:29 (UTC) location Uganda