sound-transmission coefficient sound-transmittance factor sound transmitter sound-transmitting sound transparency sound velocity sound velocity method sound vibration sound-vibration pick-up sound volume sound wave sour source source follower source function source information source language source macrodefinition source module source module library |
sound-transmission coefficient коефициент на звукопредаване коефициент на звукопроницаемост Търсената дума е намерена |