 |
| |||
| soundproofing Reducing or eliminating reverberation in a room by placing sound-absorbing materials on the walls and ceiling | |||
| äänen eristys: 2 phrases in 1 subject |
| Environment | 2 |
|
| |||
| soundproofing Reducing or eliminating reverberation in a room by placing sound-absorbing materials on the walls and ceiling | |||
| äänen eristys: 2 phrases in 1 subject |
| Environment | 2 |