BS ISO 11665-4:2021 - TC
Tracked Changes. Measurement of radioactivity in the environment. Air: radon-222. Integrated measurement method for determining average activity concentration using passive sampling and delayed analysis
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BS ISO 11665-4:2021 - TC
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Tracked Changes. Measurement of radioactivity in the environment. Air: radon-222. Integrated measurement method for determining average activity concentration using passive sampling and delayed analysis
Количество страниц оригинала
88
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https://www.standards.ru/document/6857613.aspx