短語(yǔ)詞組短語(yǔ)Calcined high temperature alumina 煆燒高溫氧化鋁Platelet Calcined Alumina 平板狀氧化鋁研磨微粉alumina calcined 焙燒礬土high -alumina calcined 煆燒高嶺土 返回 calcined alumina