1922 结果为 '消耗品'
950208020
带双伽玛的黄铜涂层线 - β锌扩散
951000009
水去离子系统
951000010
950208024
950208025
950208026
950203000
涂有伽玛扩散锌的黄铜线
950206001
带锌伽玛的黄铜涂层电线扩散
950203001
950206002
950203002
950206003