Plastics - Symbols and abbreviated terms - Part 1: Basic polymers and their special characteristics (ISO 1043-1:2011 + Amd.1:2016); German version EN ISO 1043-1:2011 + A1:2016— 27 стр.
Plastics - Symbols and abbreviated terms - Part 1: Basic polymers and their special characteristics (ISO 1043-1:2011); German version EN ISO 1043-1:2011— 28 стр.