
Measurement Of Radioactivity In The Environment - Air: Radon-222 - Part 7: Accumulation Method For Estimating Surface Exhalation Rate (Iso 11665-7:2012)
出版:Verband Deutscher Elektrotechniker

專家解讀視頻
2013 [01/06/2013]DRAFT 2010 [01/06/2010]
VDE 0493-1-6657:2015 - Identical
VDE 0493-1-6657 : 2015 - Identical
ISO 11665-7 : 2012(R2018) - Identical
ISO/DIS 11665-7 : 60.00 (2012) - Identical