About YAMADA KENTA
About 常葉大 社会環境
About CHEN Hao
About 常葉大 大学院環境防災研究科
About OGAWA HIROSHI
About 常葉大 大学院環境防災研究科
About water and sewage treatment
About sewage treatment
About biological water treatment
About water closet wastes disposal plant
About aeration
About intermittency
About energy saving
About advanced treatment
About activated sludge process
About activated sludge process
About sewage treatment
About waste water treatment
About biological treatment
About water closet wastes disposal plant
About intermitted aeration
About energy saving
About upgrading
About Biological treatment of sewage and wastewater
About Energy consumption and energy saving
About DO
About 省エネルギー
About 浄化槽
About 処理性能