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| радиометрия | |||
| измерение радиоактивности | |||
| измерение активности | |||
| radioactivity measurement: 10 phrases in 5 subjects |
| Makarov | 2 |
| Metrology | 1 |
| Natural resourses and wildlife conservation | 5 |
| Technology | 1 |
| Weapons of mass destruction | 1 |
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