sanmaosjy 发表于 2017-12-8 15:26:56

SAE AMS 4928R 2007Titanium Alloy Bars, Wire, Forgings, Rings, and Drawn Shapes

SAE AMS 4928R :2007Titanium Alloy Bars, Wire, Forgings, Rings, and Drawn Shapes 6Al - 4V Annealed

admin 发表于 2017-12-12 16:10:34

谢谢您的分享，金币已奖励!
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