 |
| |||
| jännevaimennus | |||
| etenemisvaimennus | |||
|
affaiblissement de propagation : 6 phrases in 3 subjects |
| Communications | 2 |
| Earth sciences | 2 |
| Electronics | 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