
International Electrotechnical Vocabulary. Chapter 426: Electrical apparatus for explosive atmospheres (IEC 60050-426:1990)
出版:International Electrotechnical Committee

专家解读视频
UNE 21302-426:1992 - Identical
NFC 01 426:1990 - Equivalent
BS 4727-2:GRP13:1991 - Equivalent
GOST R IEC 60050-426:2006 - Identical
NBR NM-IEC 60050-426:2002 - Identical
NEN 10050-426:1991 - Identical
IEV KAPITEL 426 - Identical