回复:DIN EN ISO 5817-2003英文版本译文
it is very great,i am looking for these weld standards. íÝI¾Ô:"J\nbbs.3c3t.com³ÀÊèf¹ìÂ
thank you very much.íÝI¾Ô:"J\nbbs.3c3t.com³ÀÊèf¹ìÂ
you are very kind,hope you can bring more information and standard on welding.íÝI¾Ô:"J\nbbs.3c3t.com³ÀÊèf¹ìÂ