 |
| |||
| sound transmission; transmission of sound | |||
|
transmission acoustique : 7 phrases in 4 subjects |
| Construction | 1 |
| Environment | 1 |
| Patents | 1 |
| Telegraphy | 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