 |
| 密封面: 147 phrases in 18 subjects |
| Architecture | 1 |
| Automobiles | 32 |
| Aviation | 3 |
| Chemistry | 5 |
| Compressors | 7 |
| Drilling | 1 |
| Electric machinery | 4 |
| Electronics | 5 |
| Environment | 1 |
| General | 2 |
| Hydroelectric power stations | 5 |
| Mechanics | 3 |
| Metallurgy | 2 |
| Oil / petroleum | 7 |
| Plastics | 2 |
| Space | 8 |
| Technology | 58 |
| Telecommunications | 1 |