 |
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| concentration reading (iwona) | |||
| значение концентрации: 17 phrases in 9 subjects |
| Ecology | 6 |
| Medical | 3 |
| Microbiology | 1 |
| Military | 1 |
| Oil processing plants | 2 |
| Pharmacy and pharmacology | 1 |
| Research and development | 1 |
| Security systems | 1 |
| Weapons of mass destruction | 1 |