 |
| |||
| atomic | |||
| |||
| -valent | |||
|
валентний : 21 phrases in 4 subjects |
| Chemistry | 14 |
| Information technology | 1 |
| Metallurgy | 1 |
| Microelectronics | 5 |
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