回复：DIN EN ISO 5817-2003英文版本译文
it is very great,i am looking for these weld standards. ~ª1ÎYh¼bbs.3c3t.comSÜ"Síwc
thank you very much.~ª1ÎYh¼bbs.3c3t.comSÜ"Síwc
you are very kind,hope you can bring more information and standard on welding.~ª1ÎYh¼bbs.3c3t.comSÜ"Síwc
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