 |
| |||
| панельное исследование | |||
| panel research: 10 phrases in 7 subjects |
| Astronautics | 2 |
| Ecology | 2 |
| Energy industry | 1 |
| Medical | 1 |
| Military | 2 |
| Quality control and standards | 1 |
| Sakhalin | 1 |
|
| |||
| панельное исследование | |||
| panel research: 10 phrases in 7 subjects |
| Astronautics | 2 |
| Ecology | 2 |
| Energy industry | 1 |
| Medical | 1 |
| Military | 2 |
| Quality control and standards | 1 |
| Sakhalin | 1 |