 |
| |||
| 电动操作 | |||
| electro-control: 24 phrases in 11 subjects |
| Automobiles | 3 |
| Aviation | 3 |
| Drilling | 1 |
| Earth sciences | 2 |
| Electronics | 6 |
| General | 1 |
| Hydroelectric power stations | 1 |
| Mathematics | 1 |
| Mechanics | 1 |
| Space | 3 |
| Steel production | 2 |
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