
Microstructure of cast irons Part 1: Graphite classification by visual analysis (ISO 945-1:2008)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Microstructure of cast irons Part 1: Graphite classification by visual analysis (ISO 945-1:2008)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻