Waalka kubbada ayaa hadda ah waalka loogu isticmaalka badan yahay warshadaha.Waxaa inta badan loo isticmaalaa wareegga, goynta, iyo hagaajinta socodka.Marka loo eego nooca wareegga, valves-yada kubbadda waxaa loo qaybin karaa laba-geesood oo kubbadda, saddex-geeska kubbadda, iyo afar-geeska kubbadda, kuwaas oo door ka ciyaara ...
Akhri wax dheeraad ah