
Destructive Tests On Welds In Metallic Materials - Bend Tests (Iso 5173:2009 + Amd 1:2011)
出版:Osterreichisches Normungsinstitut

專家解讀視頻
Destructive Tests On Welds In Metallic Materials - Bend Tests (Iso 5173:2009 + Amd 1:2011)
出版:Osterreichisches Normungsinstitut
專家解讀視頻