البيئة Environment
Mar 16, 2000 · The activities ranged from to Bq/l, while the concentrations of parent uranium and thorium isotopes ranged from ]10~3 to mg/l. The results were compared with those for drinking water. دكتور / عبدالعاطي بدر سالمان جيولوجي استشاري، مصر salmanab2012 Currently 60/5 Stars.
