
Measurement of radioactivity in the environment – Air: radon-222 Part 11: Test method for soil gas with sampling at depth (ISO 11665-11:2016); German version EN ISO 11665-11:2019
出版:Verband Deutscher Elektrotechniker

专家解读视频
EN ISO 11665-11:2019 - Identical
VDE 0493-1-6661:2020-01 - Identical
ISO 11665-11 : 2016 - Identical
VDE 0493-1-6661:2020-01 - Identical