
Hardness Testing Of Metallic Materials - Part 2: Verification Of Rockwell Hardness Testing Machines - Examples For Performance Of The Testing Machine And The Plunger
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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Hardness Testing Of Metallic Materials - Part 2: Verification Of Rockwell Hardness Testing Machines - Examples For Performance Of The Testing Machine And The Plunger
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻