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| half-life period | |||
| DT50 (время, необходимое для распада 50% вещества, Паспорт безопасности ana_tiziana) | |||
| half lifetime; mean life | |||
| half-life; half-value period; radioactive half-life | |||
| radioactive halflife; period (of decay); physical half-life (contrary to biological halflife, of a radionuclide or particle); decay period; disintegration period; radioactive half-period | |||
| время полураспада: 4 phrases in 4 subjects |
| Electronics | 1 |
| General | 1 |
| Makarov | 1 |
| Water resources | 1 |