污水口服务器 sinkhole servers

污水出口管 effluent outfall ; outfall

污水渠口 sewage outfall

污水排水口 sewage effluent

污水流出口 sewage outfall

直接污水吸口 direct bilge suction

污水排出口浓度 outfall concentration

下水道污水排出口 outfall

污水出口 sewage outlet ; Outlet of Sewer

离岸入海的污水排水口 off-shore sewage outfall