90 结果为 '高速度电极丝'
950202020
带有双层锌伽玛的黄铜涂层电线扩散
950202023
950202024
950202027
950202028
950202032
950003004
带锌扩散的铜芯涂层电线
950000000
用厚厚的锌扩散的铜芯涂层
950000001
950000002
950000003
950000004