1、 IEC 60404-8-1 Edition 3.0 2015-03 INTER NA TIONA L STA NDA R D NOR ME INTER NA TIONA LE Magnetic materials Part 8-1:Specifications for individual materials Magnetically hard materials Matriaux magntiques Partie 8-1:Spcifications pour matriaux particuliers Matriaux magntiquement durs IEC 60404-8-1:2
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