EN ISO 11665-2:2019 环境中放射性的测量.大气:氡-222.第2部分:确定其短期衰变产物α(射线)能量平均潜能浓度的综合测量方法
Measurement of radioactivity in the environment - Air: radon-222 - Part 2: Integrated measurement method for determining average potential alpha energy concentration of its short-lived decay products (ISO 11665-2:2019)