Natuurlike agtergrondstraling: Verskil tussen weergawes
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k robot Verwyder: de:Hintergrundstrahlung (Radioaktivität) (deleted) |
Dexbot (besprekings | bydraes) k r2.7.1) (robot Bygevoeg: fa:تابش زمینه |
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Lyn 11:
[[eo:Joniga fona radiado]]
[[es:Radiactividad natural]]
[[fa:تابش زمینه]]
[[id:Radiasi alam]]
[[it:Fondo di radioattività naturale]]
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