 |
|
接地极 : 111 phrases in 20 subjects |
| Air defense | 5 |
| Automobiles | 5 |
| Aviation | 2 |
| Cables and cable production | 2 |
| Chemistry | 1 |
| Construction | 1 |
| Electric machinery | 6 |
| Electronics | 23 |
| Engineering geology | 1 |
| General | 12 |
| Geophysics | 1 |
| Hydroelectric power stations | 4 |
| Metallurgy | 1 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 5 |
| Rail transport | 3 |
| Shipbuilding | 2 |
| Space | 1 |
| Technology | 31 |
| Telecommunications | 4 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips