NEN-EN-IEC 81346-2:2019现行
Industri?le systemen, installaties en uitrusting en industri?le producten - Structuurbeginselen en referentie-aanduidingen - Deel 2: Classificatie van objecten en codes voor klassen
出版：Netherlands Standards
专家解读视频
NEN-EN-IEC 81346-2 establishes classification schemes with defined object classes and their associated letter codes, and is primarily intended for use in reference designations and for designation of?generic types.
EN IEC 81346-2:2019 - Identical
IEC 81346-2 : 2019 - Identical
EN IEC 81346-2:2019 - Identical
IEC 81346-2 : 2019 - Identical
