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Publication of BE692970ApublicationCriticalpatent/BE692970A/xx
G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
G01T1/16—Measuring radiation intensity
G01T1/17—Circuit arrangements not adapted to a particular type of detector
G01T1/178—Circuit arrangements not adapted to a particular type of detector for measuring specific activity in the presence of other radioactive substances, e.g. natural, in the air or in liquids such as rain water
G—PHYSICS
G01—MEASURING; TESTING
G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
G01T1/36—Measuring spectral distribution of X-rays or of nuclear radiation spectrometry