 |
| |||
| wiązka skupiona (лучей); wiązka zogniskowana (лучей) | |||
|
узкий пучок : 3 phrases in 1 subject |
| Electrical engineering | 3 |
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