VDE 0306-4-2004 Electrical insulating materials - Determination of the effects of ionizing radiation - Part 4: Classification system for service in radiation environments (IEC 60544-4:2003); German version EN 60544-4:2003
Elektroisolierstoffe - Bestimmung der Wirkung ionisierender Strahlung - Teil 4: Klassifikationssystem fuer den Einsatz unter Strahlung (IEC 60544-4:2003); Deutsche Fassung EN 60544-4:2003
Electrical insulating materials - Determination of the effects of ionizing radiation - Part 4: Classification system for service in radiation environments (IEC 60544-4:2003); German version EN 60544-4:2003 是非强制性国家标准,您可以免费下载前三页