Gusudira ubudahangarwa n'amashanyarazi(ERW) ni uburyo bwo gusudira aho ibice by'icyuma bihuye bihuzwa burundu binyuze mu kubishyushya n'amashanyarazi, bigashonga icyuma ku ngingo. Gusudira birwanya amashanyarazi bikoreshwa cyane, urugero, mu gukora imiyoboro y'icyuma.
Igihe cyo kohereza: Mutarama-21-2022