Amaqhekeza angama-30 eetafile ezikumgangatho ophezulu we-nitriding welding zigqityiwe, kwaye sikulungele ukugqibezela ukupakishwa okuqhelekileyo kwamaplanga okuthekelisa ngaphandle kokuqinisekisa ukuba iimveliso aziyi kungqubana ngexesha lothutho.
Ixesha lokuposa: Nov-16-2021