DIN 9757-2:1993-02 Office machines; electronic calculators; minimum information to be specified
标准编号:DIN 9757-2:1993-02
英文标题:Office machines; electronic calculators; minimum information to be specified
德文标题:Büro- und Datentechnik; Elektronische Rechenmaschinen; Mindestangaben
发布日期:1993-02
标准预览图


