BS 6404-13-1996 Magnetic materials — Part 13 Methods of measurement of density, resistivity and stacBS 6404-13-1996 Magnetic materials — Part 13 Methods of measurement of density, resistivity and stacking factor of electrical steel sheet and strip
部份国外标准涉及版权问题,所以全部国外标准于2013年02月,全部删除!相关页面仅提供参考消息。