矾土, 铁铝氧石英释中释na soft substance that aluminium is obtained from
1 The plant makes alumina -- a derivative of the metal ore bauxite that is used to make aluminum..这家工厂生产矾土。 矾土是金属矿石铝土矿的衍生品,用来制造金属铝。
更新时间:2025-02-22 15:13:45