IEC 60404-17:2021
磁性材料.第17部分:用单片测试仪和光学传感器测量晶粒取向电工钢带和薄板磁致伸缩特性的方法
Magnetic materials - Part 17: Methods of measurement of the magnetostriction characteristics of grain-oriented electrical steel strip and sheet by means of a single sheet tester and an optical sensor