Home / Standards / GB/T 25451-2010 GB/T 25451-2010 Active PHWR fuel element coating-measurement of thickness-beta backscatter method 重水堆核电厂燃料元件涂层厚度测量β射线背散射法 Standard Type GBT ICS 27.120 CCS F48 Status 现行 Issue Date 2010-11-10 Implementation 2011-05-01 Responsible Dept 国家标准委 Drafting Unit N/A