- Umbhobho omdala kunye nombhobho wangaphakathi onesikali esinzima.
- Izinto zombhobho zifana kunye ne-homogeneous, kodwa olu hlobo lombhobho lune-acoustic-conductivity embi.
- Ipeyinti okanye ezinye iingubo kudonga lwangaphandle lombhobho alususwa.
- Umbhobho awugcwali lulwelo.
- Uninzi lwamaqamza omoya okanye amasuntswana angcolileyo kumbhobho;
- Akukho mbhobho owaneleyo owaneleyo.
- Iivalvu, iivalve zebhabhathane, njl.
- Ukuphazamiseka koguqulo rhoqo, ukuphazamiseka kwengxolo, njl.;
- Ulwelo olukumbhobho luhamba ukusuka phezulu ukuya phezulu okanye isixhobo sifakwe kumphakamo wombhobho, okubangela ukuba ulwelo olukumbhobho lungonelanga ukuqokelela umbhobho okanye amaqamza kufakelo lwesixhobo;
- Umgangatho olinganisiweyo ngumxube okanye ukungahambi kakuhle kwe-acoustic, njenge-sewage eluhlaza, udaka, njl.
Ixesha lokuposa: Jun-19-2023