
Plastics – Polycarbonate (PC) moulding and extrusion materials – Part 1: Designation system and basis for specifications (ISO 21305-1:2019); German version EN ISO 21305-1:2019
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
EN ISO 21305-1:2019 - Identical
ISO 21305-1:2019 - Identical
EN ISO 21305-1:2019 - Identical
ISO 21305-1:2019 - Identical