
Microstructure of cast irons - Part 1: Graphite classification by visual analysis (ISO 945-1:2019)
出版:Comite Europeen de Normalisation

专家解读视频
Microstructure of cast irons - Part 1: Graphite classification by visual analysis (ISO 945-1:2019)
出版:Comite Europeen de Normalisation
专家解读视频