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BS EN ISO 11665-2:2019

Действует
Measurement of radioactivity in the environment. Air: radon-222, Integrated measurement method for determining average potential alpha energy concentration of its short-lived decay products — 22 стр.
ICS
17.240 Radiation. Including dosimetry / Измерения параметров излучений
13.040.01 Air quality in general / Качество воздуха в целом