URL:https://www.researchgate.net/publication/344736452/figure/fig1/AS:948196507402244@1603079072929/Configuration-of-the-Sand-Bed-Filtration_Q320.jpg
掲載元:https://www.researchgate.net/publication/344736452_Treatment_of_Kitchen_Wastewater_using_Aerobic_Biological_Method_and_Sand-Bed_Filtration