
SINTERED METAL MATERIALS, EXCLUDING HARDMETALS - DETERMINATION OF APPARENT HARDNESS - PART 1: MATERIALS OF ESSENTIALLY UNIFORM SECTION HARDNESS
出版:German Institute for Standardisation (Deutsches Institut f眉r Normung)

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SINTERED METAL MATERIALS, EXCLUDING HARDMETALS - DETERMINATION OF APPARENT HARDNESS - PART 1: MATERIALS OF ESSENTIALLY UNIFORM SECTION HARDNESS
出版:German Institute for Standardisation (Deutsches Institut f眉r Normung)
專家解讀視頻