
Plastics - Poly(phenylene ether) (PPE) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 20557-1:2018)
出版:Osterreichisches Normungsinstitut/Austrian Standards

專家解讀視頻
ISO 20557-1 : 1ED 2018 - Identical
ISO 20557-1 : 1ED 2018 - Identical
EN ISO 20557-1 : 2018 - Identical