回复:DIN EN ISO 5817-2003英文版本译文
it is very great,i am looking for these weld standards. 3~%ã]2obbs.3c3t.comº¸´Ú¥´«_uÎ
thank you very much.3~%ã]2obbs.3c3t.comº¸´Ú¥´«_uÎ
you are very kind,hope you can bring more information and standard on welding.3~%ã]2obbs.3c3t.comº¸´Ú¥´«_uÎ