[On the role of a biological filter with settling tanks in the removal of radioisotopes from sewage].
D005374:Filtration; D012722:Sewage; D014586:USSR; D014878:Water Pollution, Radioactive / Q000517:prevention & control*
D012722:Sewage
O roli biologicheskogo fil'tra s otstoĭnikami v zaderzhke radioaktivnykh izotopov stochnykh vod.