Li-valve tsa heke le li-globe valve ka bobeli ke li-valve tse ngata, 'me ke mefuta e sebelisoang haholo ho oli le khase, petrochemical, ho hloekisa metsi, merafong, setsing sa motlakase, joalo-joalo. Na ua tseba hore na phapang ke efe pakeng tsa tsona?...
Bala haholoanyane