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| |||
| sound insulation, sound proofing, noise abatement | |||
| sound-proofing | |||
| acoustic treatment | |||
| sound insulation | |||
| noise abatement; sound proofing | |||
| soundproofing | |||
| deadening; deafening; sound deadening; sound deafening | |||
| isolating | |||
| acoustic insulation The process of preventing the transmission of sound by surrounding with a nonconducting material; acoustic insulation; acoustical insulation | |||
| Schallisolierung: 4 צירופים, 4 נושאים |
| כללי | 1 |
| מֵטַלוּרגִיָה | 1 |
| מדעי כדור הארץ | 1 |
| משאבי טבע ושימור חיות בר | 1 |