短語(yǔ)詞組短語(yǔ)burnt ammonium alum 燒銨明礬;無(wú)水硫酸銨鋁;硫酸鋁銨Burnt Potassium Alum 燒鉀明礬Burnt Sodium Alum 燒鈉明礬 返回 burnt alum