Home / Standards / GB/T 25846-2010 GB/T 25846-2010 Active Industrial γ-ray density meter 工业用γ射线密度计 Standard Type GBT ICS 25.040.40;17.040.30;71.120 CCS G98 Status 现行 Issue Date 2011-01-10 Implementation 2011-07-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A