短語(yǔ)詞組短語(yǔ)alumina -silica refractory 高鋁白瓷器alumina silica refractory fiber 矽酸鋁纖維alumina silica refractory raw materials 矽酸鋁質(zhì)耐火原料Alumina -silica insulating refractory mortars 矽酸鋁質(zhì)隔熱耐火泥漿silica -alumina refractory brick 矽鋁耐火甎 返回 alumina silica refractory