DIN EN 61987-21 : 2016現行
INDUSTRIAL-PROCESS MEASUREMENT AND CONTROL - DATA STRUCTURES AND ELEMENTS IN PROCESS EQUIPMENT CATALOGUES - PART 21: LIST OF PROPERTIES (LOP) OF AUTOMATED VALVES FOR ELECTRONIC DATA EXCHANGE - GENERIC STRUCTURES (IEC 61987-21:2015)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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