 |
| |||
| элементарный акт | |||
|
unit event : 5 phrases in 4 subjects |
| Astronautics | 1 |
| Caspian | 1 |
| Quality control and standards | 2 |
| Technology | 1 |
|
| |||
| элементарный акт | |||
|
unit event : 5 phrases in 4 subjects |
| Astronautics | 1 |
| Caspian | 1 |
| Quality control and standards | 2 |
| Technology | 1 |