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aktywność f | |||
aktywność promieniotwórcza |
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 |