a device for measuring the amount of radioactivity in a sample by detecting and counting the flashes of light in a crystal or phosphor (substance showing phosphorescence) that result from the emission of radioactive particles from the sample
| 单词 | scintillation counter |
| 释义 | scintillation counternouna device for measuring the amount of radioactivity in a sample by detecting and counting the flashes of light in a crystal or phosphor (substance showing phosphorescence) that result from the emission of radioactive particles from the sample |
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