 |
| 双料: 94 phrases in 15 subjects |
| Antennas and waveguides | 1 |
| Automobiles | 1 |
| Aviation | 8 |
| Construction | 1 |
| Ecology | 3 |
| Electronics | 4 |
| Energy industry | 1 |
| General | 33 |
| Jet engines | 1 |
| Mechanics | 1 |
| Metallurgy | 4 |
| Military | 3 |
| Missiles | 1 |
| Oil processing plants | 3 |
| Technology | 29 |
|
| 双料: 94 phrases in 15 subjects |
| Antennas and waveguides | 1 |
| Automobiles | 1 |
| Aviation | 8 |
| Construction | 1 |
| Ecology | 3 |
| Electronics | 4 |
| Energy industry | 1 |
| General | 33 |
| Jet engines | 1 |
| Mechanics | 1 |
| Metallurgy | 4 |
| Military | 3 |
| Missiles | 1 |
| Oil processing plants | 3 |
| Technology | 29 |