Home / Standards / GB/T 28869.1-2012 GB/T 28869.1-2012 Active Cores made of soft magnetic materials - Measuring methods - Part 1:Generic specification 软磁材料制成的磁心 测量方法 第1部分:通用规范 Standard Type GBT ICS 29.100.10 CCS L19 Status 现行 Issue Date 2012-11-05 Implementation 2013-02-15 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A