Home / Standards / GB/T 20129-2015 GB/T 20129-2015 Active Electron linac for non-destructive testing 无损检测用电子直线加速器 Standard Type GBT ICS 19.100 CCS F 86 Status 现行 Issue Date 2015-10-09 Implementation 2016-05-01 Responsible Dept 国家标准委 Drafting Unit N/A