EN 50647:2017现行
Basic Standard For The Evaluation Of Workers' Exposure To Electric And Magnetic Fields From Equipment And Installations For The Production, Transmission And Distribution Of Electricity
出版：European Committee for Standards - Electrical
专家解读视频
2017 [01/06/2017]
NEN EN 50647:2017 - Identical
BS EN 50647:2017 - Identical
PN EN 50647:2017 - Identical
NF EN 50647:2018 - Identical
DS EN 50647:2017 - Identical
I.S. EN 50647:2017 - Identical
