短語詞組短語sludge dewatering treatment 汙泥脫水処理sludge stabilization treatment 汙泥穩(wěn)定化処理sludge circulation treatment 汙泥循環(huán)処理sludge foundation treatment 淤泥地基処理activated sludge process treatment system 活性汙泥法処理系統(tǒng)high -rate activated sludge waste treatment 高速活性汙泥廢水処理sludge treatment structure 汙泥処理搆築物excess sludge treatment 賸餘汙泥処理 返回 sludge treatment