Pakhoza kukhala zifukwa ziwiri za kusalungama:
1. Mafotokozedwe a rivet yobisika ndi aatali kwambiri, omwe sakugwirizana ndi makulidwe a riveting.
2. Mfuti ya rivet ndi mbale sizinaikidwe pamalo opingasa, ndipo rivet yakokedwa, zomwe zinapangitsa kuti rivet ipindike ikakokedwa!
Nthawi yotumizira: Sep-28-2022
