 |
| |||
| environmental tolerance | |||
| устойчивость к окружающим условиям: 7 phrases in 4 subjects |
| Aviation medicine | 1 |
| Ecology | 1 |
| Electronics | 4 |
| Quality control and standards | 1 |
|
| |||
| environmental tolerance | |||
| устойчивость к окружающим условиям: 7 phrases in 4 subjects |
| Aviation medicine | 1 |
| Ecology | 1 |
| Electronics | 4 |
| Quality control and standards | 1 |