短語詞組短語photocatalytic decoloration 光催化降解dye decoloration 染料脫色decoloration efficiency 脫色率distillation decoloration 蒸餾脫色decoloration reaction 阻抑反應decoloration method 脫色decoloration force 脫色力coagulation decoloration 混凝脫色decoloration mechanism 脫色反應機理 返回 decoloration