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| careful study | |||
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полное исследование : 20 phrases in 12 subjects |
| Astronautics | 2 |
| Clinical trial | 3 |
| Energy industry | 1 |
| Makarov | 3 |
| Mathematics | 1 |
| Medical | 4 |
| Medical appliances | 1 |
| Military | 1 |
| Oil / petroleum | 1 |
| Quality control and standards | 1 |
| Research and development | 1 |
| Scientific | 1 |