EN ISO 15874-5:2013/A1:2018现行
Plastics piping systems for hot and cold water installations - Polypropylene (PP) - Part 5: Fitness for purpose of the system - Amendment 1 (ISO 15874-5:2013/Amd 1:2018)
出版：Comite Europeen de Normalisation
专家解读视频
