
Non-destructive testing - Penetrant testing Part 6: Penetrant testing at temperatures lower than 10 ?C (ISO 3452-6:2008)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Non-destructive testing - Penetrant testing Part 6: Penetrant testing at temperatures lower than 10 ?C (ISO 3452-6:2008)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻