
INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 3-21: DATA-LINK LAYER SERVICE DEFINITION - TYPE 21 ELEMENTS (IEC 61158-3-21:2010)
出版:European Committee for Standards - Electrical

專家解讀視頻
INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 3-21: DATA-LINK LAYER SERVICE DEFINITION - TYPE 21 ELEMENTS (IEC 61158-3-21:2010)
出版:European Committee for Standards - Electrical
專家解讀視頻