
Destructive Tests On Welds In Metallic Materials - Macroscopic And Microscopic Examination Of Welds (iso 17639:2003)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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Destructive Tests On Welds In Metallic Materials - Macroscopic And Microscopic Examination Of Welds (iso 17639:2003)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频