 |
| повышение прочности: 15 phrases in 12 subjects |
| Aviation | 1 |
| Cement | 1 |
| Construction | 1 |
| General | 1 |
| Geophysics | 1 |
| Makarov | 3 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Military | 1 |
| Seismology | 1 |
| Technology | 1 |
| Textile industry | 1 |
|
| повышение прочности: 15 phrases in 12 subjects |
| Aviation | 1 |
| Cement | 1 |
| Construction | 1 |
| General | 1 |
| Geophysics | 1 |
| Makarov | 3 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Military | 1 |
| Seismology | 1 |
| Technology | 1 |
| Textile industry | 1 |