
Industrial systems, installations and equipment and industrial products - Structuring principles and reference designation Part 1: Basic rules (IEC 3/842/CD:2007)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Industrial systems, installations and equipment and industrial products - Structuring principles and reference designation Part 1: Basic rules (IEC 3/842/CD:2007)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻