 |
| |||
| effect of medium conditions (ssn) | |||
| влияние условий среды: 6 phrases in 6 subjects |
| Astronautics | 1 |
| Aviation | 1 |
| Construction | 1 |
| Makarov | 1 |
| Psychology | 1 |
| Water supply | 1 |
|
| |||
| effect of medium conditions (ssn) | |||
| влияние условий среды: 6 phrases in 6 subjects |
| Astronautics | 1 |
| Aviation | 1 |
| Construction | 1 |
| Makarov | 1 |
| Psychology | 1 |
| Water supply | 1 |