E le ho ntlafatsa ho thatafala holim'a sefahleho le ho apara ho hanyetsa ha li-tubes tse 16Mn tse nang le li-rectangular, phekolo ea holim'a metsi, joalo ka lelakabe la holim'a metsi, ho tima metsi a mangata, phekolo ea mocheso oa lik'hemik'hale, joalo-joalo e lokela ho etsoa bakeng sa li-tubes tse nang le mahlakore a mabeli. Ka kakaretso, boholo ba ...
Bala haholoanyane