Home / Standards / GB/T 21356-2008 GB/T 21356-2008 Active Non-destructive testing - Qualification and long-term stability of computed radiology systems 无损检测 计算机射线照相系统的长期稳定性与鉴定方法 Standard Type GBT ICS 19.100 CCS J04 Status 现行 Issue Date 2008-01-14 Implementation 2008-05-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委