Home / Standards / GB/Z 21214-2007 GB/Z 21214-2007 Abolished Polyester film for flyback transformer 行输出变压器用聚酯薄膜 Standard Type GBZ ICS 29.035.99 CCS K15 Status 废止 Issue Date 2007-12-03 Implementation N/A Responsible Dept 中国电器工业协会 Drafting Unit N/A