回复:DIN EN ISO 5817-2003英文版本译文
it is very great,i am looking for these weld standards. yQ µ8¶bbs.3c3t.com"ÃÊIçmÙ
thank you very much.yQ µ8¶bbs.3c3t.com"ÃÊIçmÙ
you are very kind,hope you can bring more information and standard on welding.yQ µ8¶bbs.3c3t.com"ÃÊIçmÙ