标准号:IEC TR 62981:2017
发布日期:2017-05-22
Studies and comparisons of magnetic measurements on grain-oriented electrical steelsheet determined by the single sheet test method and Epstein test method
IEC TR 62981:2017
标准号:IEC TR 62981:2017
发布日期:2017-05-22
Studies and comparisons of magnetic measurements on grain-oriented electrical steelsheet determined by the single sheet test method and Epstein test method
IEC TR 62981:2017