[Simulator of radon concentration for checking gamma radiometers].
D002138:Calibration; D004867:Equipment Design; D005720:Gamma Rays; D011874:Radiometry / Q000295:instrumentation; D011886:Radon / Q000032:analysis*
D011886:Radon
Imitator kontsentratsii radona dlia poverki gamma-radiometrov.