
Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 002: Specific rules for aluminium, aluminium alloys and magnesium alloys
出版:Comite Europeen de Normalisation

專家解讀視頻
Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 002: Specific rules for aluminium, aluminium alloys and magnesium alloys
出版:Comite Europeen de Normalisation
專家解讀視頻