 |
| 均压: 440 phrases in 44 subjects |
| Agriculture | 1 |
| Air defense | 2 |
| Automobiles | 29 |
| Aviation | 18 |
| Bridge construction | 9 |
| British usage, not spelling | 1 |
| Chemistry | 2 |
| Compressors | 3 |
| Desert science | 2 |
| Drilling | 3 |
| Earth sciences | 11 |
| Electric machinery | 42 |
| Electronics | 22 |
| Engineering geology | 8 |
| Exhibitions | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 7 |
| Genetics | 1 |
| Geophysics | 2 |
| Hydroelectric power stations | 11 |
| Mechanics | 3 |
| Metallurgy | 32 |
| Military | 1 |
| Mining | 7 |
| Nautical | 1 |
| Navigation | 1 |
| Oil / petroleum | 21 |
| Oil processing plants | 3 |
| Otorhinolaryngology | 2 |
| Pest control | 1 |
| Plastics | 5 |
| Polymers | 1 |
| Project management | 1 |
| Rail transport | 7 |
| Refrigeration | 6 |
| Reproductive biology | 4 |
| Securities | 1 |
| Shipbuilding | 7 |
| Space | 17 |
| Sports | 5 |
| Steel production | 1 |
| Submarines | 2 |
| Technology | 129 |
| Wind Energy | 6 |