兑水 发表于 2009-9-13 08:28:09

ASTM B 559-1993 电气用镀镍包铜钢丝

B559-93(2002)e1 Standard Specification for Nickel-Coated, Copper-Clad Steel Wire for Electronic Application
页: [1]
查看完整版本: ASTM B 559-1993 电气用镀镍包铜钢丝