 |
| 空 压 机: 345 phrases in 33 subjects |
| Animal husbandry | 1 |
| Architecture | 1 |
| Astronautics | 1 |
| Automobiles | 30 |
| Aviation | 17 |
| Bridge construction | 2 |
| Chemistry | 3 |
| Communications | 2 |
| Compressors | 6 |
| Construction | 1 |
| Drilling | 1 |
| Ecology | 1 |
| Economy | 1 |
| Electric machinery | 1 |
| Electronics | 8 |
| Engineering geology | 5 |
| Exhibitions | 1 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 3 |
| Hydroelectric power stations | 7 |
| Management | 2 |
| Metallurgy | 16 |
| Nautical | 6 |
| Oil / petroleum | 7 |
| Plastics | 1 |
| Racing and motorsport | 1 |
| Rail transport | 12 |
| Refrigeration | 2 |
| Shipbuilding | 33 |
| Space | 7 |
| Technology | 162 |
| Telecommunications | 1 |
| Textile industry | 1 |