医用不锈钢毛细管,316不锈钢精密医用毛细管
304镀镍不锈钢精密钢带,0..
进口201不锈钢精密钢带,国..
0.15mm铝带,0.2mm..
0.1mm磷铜带,0.15m..
医用不锈钢毛细管,316不锈..
3.5mm紫铜板,深圳4.5..