
ISO GENERAL PURPOSE METRIC SCREW THREADS - PART 1: NOMINAL SIZES FOR COARSE PITCH THREADS - 1 MM TO 68 MM DIAMETER THREADS
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
ISO GENERAL PURPOSE METRIC SCREW THREADS - PART 1: NOMINAL SIZES FOR COARSE PITCH THREADS - 1 MM TO 68 MM DIAMETER THREADS
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻