Isigubhu esisodwa siyigubhu. Umsebenzi waso ukudonsa ukuphela komzimba we-rivet ungene kusigubhu esisodwa ngemva kokusigubha.
Uhlobo lwe-multi drum luwukudlala izigubhu eziningi. Umsebenzi walo uwukugoba ikhanda le-multi drum nokunciphisa ingcindezi esebenza ebusweni bezingxenye zesakhiwo. Izibambo ezinamandla aphezulu zinemisebenzi yokumelana nokuzamazama komhlaba nokunciphisa ingcindezi.
Isikhathi sokuthunyelwe: Novemba-25-2021