 |
| |||
| stiffening | |||
| жесткостный: 16 phrases in 6 subjects |
| Astronautics | 5 |
| Aviation | 7 |
| Construction | 1 |
| General | 1 |
| Makarov | 1 |
| Nuclear and fusion power | 1 |
|
| |||
| stiffening | |||
| жесткостный: 16 phrases in 6 subjects |
| Astronautics | 5 |
| Aviation | 7 |
| Construction | 1 |
| General | 1 |
| Makarov | 1 |
| Nuclear and fusion power | 1 |