 |
|
shock front : 43 phrases in 20 subjects |
| Aerodynamics | 2 |
| Aerohydrodynamics | 9 |
| Astronautics | 3 |
| Aviation | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Makarov | 1 |
| Mass media | 2 |
| Mathematics | 1 |
| Mechanics | 3 |
| Metallurgy | 1 |
| Military | 5 |
| Non-destructive testing | 1 |
| Nuclear physics | 1 |
| Physics | 1 |
| Space | 1 |
| Technology | 2 |
| Thermal engineering | 1 |
| Transport | 4 |
| Weapons of mass destruction | 2 |