Application of sourceless efficiency calibration in activity measurement of gas source in Marinelli beaker
WANG Shuo, YANG Baolu, ZHOU Qiang, LI Zeshu, LI Wenhong, ZHANG Jing, TUO Fei
中国辐射卫生 . 2022, (1): 6 -12 .  DOI: 10.13491/j.issn.1004-714X.2022.01.002