asnt2012 发表于 2017-11-21 18:57:10

ISO/TR 17671-5 2004 Welding - Recommendations for welding

ISO/TR 17671-5 2004 Welding - Recommendations for welding of metallic materials - Part 5: Welding of clad steels

admin 发表于 2017-11-22 09:47:17

谢谢您的分享，金币已奖励!
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