
Non-destructive Testing Of Steel Tubes - Part 4: Liquid Penetrant Inspection Of Seamless And Welded Steel Tubes For The Detection Of Surface Imperfections
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Non-destructive Testing Of Steel Tubes - Part 4: Liquid Penetrant Inspection Of Seamless And Welded Steel Tubes For The Detection Of Surface Imperfections
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻