Badeecadaha xarunta shirkaddayada ee ku jira daaweynta dusha sare ee badeecada iyo cabbirka iyo walxaha oo leh cad, waxay macaamiisha ka dhigaan kuwo waxtar badan leh marka doorashada, soosaarayaasha qaybaha caadiga ah ee loo maro xarunta mashiinka lagu soo bandhigo wax soo saarka qaybaha caadiga ah, la shaqee saxnaanta qalabka jarista si loo sameeyo noocan oo kale ah qalabka caadiga ah, kor u qaadis degdeg ah, iyadoon loo eegin haddii iibsigu yahay mid gaar ah ama mid caadi ah wuxuu dammaanad qaadi karaa tayadiisa aadka u fiican.