DIN ISO 11665-2 (2010-06)被替代
Measurement of radioactivity in the environment - Air Part 2: Radon-222: Integrated measurement method for the determination of the average potential alpha energy concentration of short-lived radon decay products in the atmospheric environment (ISO/DIS 11665-2:2009)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
