Ukuveliswa kocango olusondeleyo kunye nomsebenzi walo
Izivalo zengcango zale mihla (ezibizwa ngokuba zizivalo zamacango) zaqala ngelungelo elilodwa lomenzi wechiza elibhaliswe yi-United States ekuqaleni kwenkulungwane yama-20.Yahlukile kwizivalo zengcango zemveli kuba ifezekisa ukunqanda ngokucinezela ulwelo emnyango kufutshane..Ingundoqo yombono woyilo lomnyango we-hydraulic osondeleyo kukuqonda ukulawulwa kwenkqubo yokuvala umnyango, ukwenzela ukuba izibonakaliso ezahlukeneyo zokusebenza zenkqubo yokuvala umnyango zinokulungelelaniswa ngokweemfuno zabantu.Ukubaluleka komnyango osondeleyo akukona nje ukuvala umnyango ngokuzenzekelayo, kodwa nokukhusela isakhelo somnyango kunye nomzimba womnyango (ukuvalwa okucolileyo).
Izivalo zeengcango zisetyenziswa ikakhulu kwizakhiwo zorhwebo nezoluntu, kodwa nasemakhaya.Zinemisebenzi emininzi, eyona nto iphambili kukuvumela iingcango ukuba zivale ngokwazo, ukunciphisa ukusasazeka komlilo kunye nokukhupha umoya kwisakhiwo.
Ixesha lokuposa: Jul-05-2020