EN 61987-21:2016现行
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：European Committee for Standards - Electrical
专家解读视频
2016 [01/01/2016]2016 [15/01/2016]
SN EN 61987-21:2016 - Identical
I.S. EN 61987-21:2016 - Identical
ONORM OVE EN 61987-21:2016 - Identical
CEI EN 61987-21 Ed. 1 (2016) - Identical
DIN EN 61987-21 (2016-07) - Identical
PN EN 61987-21:2016 - Identical
DS EN 61987-21:2016 - Identical
NF EN 61987-21:2016 - Identical
NEN EN IEC 61987-21:2016 - Identical
