1922 结果为 '消耗品'
950000010
用厚厚的锌扩散的铜芯涂层
950206007
带锌伽玛的黄铜涂层电线扩散
950203007
涂有伽玛扩散锌的黄铜线
950206008
950203008
950206009
950203009
950206010
950203010
950203011
950206012
950203012