
HOT-ROLLED STEEL PLATES 3 MM THICK OR ABOVE - TOLERANCES ON DIMENSIONS AND SHAPE
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
HOT-ROLLED STEEL PLATES 3 MM THICK OR ABOVE - TOLERANCES ON DIMENSIONS AND SHAPE
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻