Home / Standards / GB/T 35690-2017 GB/T 35690-2017 Active Methods for the determination of the relative magnetic permeability of feebly magnetic materials 弱磁材料相对磁导率的测量方法 Standard Type GBT ICS 29.030 CCS K14 Status 现行 Issue Date 2017-12-29 Implementation 2018-07-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A