 |
| 头 部: 575 phrases in 37 subjects |
| Anthropology | 2 |
| Astronautics | 8 |
| Automated equipment | 1 |
| Automobiles | 1 |
| Aviation | 19 |
| Biology | 2 |
| Business | 1 |
| Cables and cable production | 1 |
| Chemistry | 2 |
| Coal | 1 |
| Computers | 2 |
| Drilling | 3 |
| Electronics | 16 |
| Engines | 1 |
| Finances | 1 |
| Food industry | 1 |
| General | 158 |
| Helicopters | 1 |
| Hydrology | 1 |
| Informal | 1 |
| International Monetary Fund | 1 |
| Jet engines | 1 |
| Materials science | 1 |
| Medical | 25 |
| Metallurgy | 2 |
| Military | 19 |
| Missiles | 7 |
| Nautical | 6 |
| Oil / petroleum | 1 |
| Oil and gas technology | 2 |
| Photography | 1 |
| Rail transport | 2 |
| Saying | 1 |
| Shipbuilding | 1 |
| Technology | 278 |
| Welding | 3 |
| Yachting | 1 |