 |
| 喷头: 396 phrases in 34 subjects |
| Agriculture | 33 |
| Animal husbandry | 5 |
| Architecture | 4 |
| Automobiles | 6 |
| Aviation | 7 |
| Business | 1 |
| Chemistry | 9 |
| Drilling | 18 |
| Earth sciences | 1 |
| Ecology | 3 |
| Electric machinery | 2 |
| Electronics | 1 |
| Engineering geology | 7 |
| Exhibitions | 1 |
| General | 9 |
| Hydroelectric power stations | 9 |
| Industry | 1 |
| Mechanics | 2 |
| Metallurgy | 25 |
| Nautical | 1 |
| Oil / petroleum | 23 |
| Pest control | 16 |
| Pharmacology | 1 |
| Plastics | 12 |
| Polymers | 2 |
| Rail transport | 2 |
| Refrigeration | 1 |
| Space | 6 |
| Steel production | 3 |
| Swimming | 1 |
| Technology | 163 |
| Telecommunications | 2 |
| Textile industry | 11 |
| Water resources | 8 |