Home / Standards / GB/T 34938-2017 GB/T 34938-2017 Active General technical requirements for planar electromagnetic shielding materials 平面型电磁屏蔽材料通用技术要求 Standard Type GBT ICS 33.100 CCS K04 Status 现行 Issue Date 2017-11-01 Implementation 2018-05-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A