 |
| 滤料: 226 phrases in 18 subjects |
| Architecture | 4 |
| Automobiles | 7 |
| Chemistry | 3 |
| Construction | 1 |
| Ecology | 9 |
| Electronics | 19 |
| Engineering geology | 3 |
| General | 4 |
| Hydroelectric power stations | 4 |
| Metallurgy | 8 |
| Oil / petroleum | 11 |
| Oil processing plants | 1 |
| Plastics | 9 |
| Refrigeration | 2 |
| Space | 3 |
| Technology | 128 |
| Telecommunications | 2 |
| Water resources | 8 |