
Screwing Taps - Part 2: Technical Delivery Conditions For Ground Carbide Taps
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Screwing Taps - Part 2: Technical Delivery Conditions For Ground Carbide Taps
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻