
ALUMINIUM AND ALUMINIUM ALLOYS - COLD DRAWN ROD/BAR AND TUBE - PART 1: TECHNICAL CONDITIONS FOR INSPECTION AND DELIVERY
出版:Comite Europeen de Normalisation

专家解读视频
ALUMINIUM AND ALUMINIUM ALLOYS - COLD DRAWN ROD/BAR AND TUBE - PART 1: TECHNICAL CONDITIONS FOR INSPECTION AND DELIVERY
出版:Comite Europeen de Normalisation
专家解读视频