 |
| |||
| artificial ear; ear simulator; earphone coupler | |||
|
ouvido artificial : 3 do fraz, 2 tematyki |
| Komunikacja | 2 |
| Nauka o ziemi | 1 |
|
| |||
| artificial ear; ear simulator; earphone coupler | |||
|
ouvido artificial : 3 do fraz, 2 tematyki |
| Komunikacja | 2 |
| Nauka o ziemi | 1 |