IEC 60404-3:2022 磁性材料 - 第3部分：采用单片测试仪测量电工钢带和钢片磁性能的方法 Magnetic materials - Part 3: Methods of measurement of the magnetic properties of electrical steel strip and sheet by means of a single sheet tester 标准号：IEC 60404-3:2022 发布日期：2022-11-08
IEC 60404-3:2022