rw
Irembo nibikoresho byingenzi bikoreshwa muburyo butandukanye bwo kuyungurura inganda, byateguwe cyane cyane kugirango birinde ibikoresho biva mubice bidakenewe n'umwanda. Ibi bice ni byingenzi kugirango byemeze ko sisitemu ikora neza kandi nziza, amaherezo kongera ubuzima bwimashini no kunoza imikorere rusange. Gusobanukirwa imikorere yabyo, porogaramu, n'ingenzi