Izibane ze-Led Tunnel zisetyenziswa ikakhulu kwiitonela, iiworkshops, iindawo zokugcina iimpahla, iindawo, i-metallurgy kunye neefektri ezahlukeneyo, kwaye zifaneleke kakhulu kwimbonakalo yedolophu, iibhodi zebhilibhodi, kunye nokwakha iifacade zokuhombisa ukukhanya.Izinto ezithathelwa ingqalelo kuyilo lwesibane sokukhanyisa itonela...
Funda ngokugqithisileyo