Home / Standards / GB/T 28864.1-2012 GB/T 28864.1-2012 Active Terms and nomenclature for cores made of magnetically soft ferrites - Part 1: Terms used for physical irregularities 软磁铁氧体磁心术语定义 第1部分:物理缺陷术语 Standard Type GBT ICS 29.100.10 CCS L17 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