短語詞組短語alumina silicate refractory 矽酸鋁耐火材料alumina carbon refractory 鋁碳質耐火材料alumina magnesite refractory castable 鋁鎂耐火澆注料alumina insulating refractory brick 氧化鋁隔熱耐火甎alumina silica refractory fiber 矽酸鋁纖維alumina silica refractory 矽酸鋁耐火材料low alumina fireclay refractory 低鋁粘土耐火材料medium alumina fireclay refractory 中鋁粘土質耐火材料high alumina insulating refractory brick 高鋁質隔熱耐火甎 返回 alumina refractory