论坛首页 › BS 英国标准 › BS 499-1-2009 Welding terms and symbols Part 1 Glossary for welding, brazing and

liuyu1029 发表于 2014-9-23 15:57:52

BS 499-1-2009 Welding terms and symbols Part 1 Glossary for welding, brazing and

BS 499-1-2009 Welding terms and symbols Part 1 Glossary for welding, brazing and thermal cutting

admin 发表于 2014-9-23 16:36:27

谢谢您的分享，金币已奖励。

yuanhang 发表于 2014-9-23 23:38:25

这是一个老的英国标准了，不过还是要感谢楼主！

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