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| aktywność f | |||
| aktywność promieniotwórcza | |||
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aktivitate : 31 phrases in 11 subjects |
| Banking | 1 |
| Chemistry | 1 |
| Construction | 1 |
| Earth sciences | 3 |
| Economics | 3 |
| Environment | 7 |
| Health care | 3 |
| Medical | 4 |
| Microsoft | 5 |
| Nuclear physics | 1 |
| Pharmacy and pharmacology | 2 |