1. Choyamba onetsetsani kuti mukugwiritsa ntchito ma rivets a aluminiyamu okha? Chifukwa ma rivets a aluminiyamu otseguka omwe anthu nthawi zambiri amalankhula za iwo ndi ma aroni a aluminiyamu, ndi zachilendo kuti mutu wa rivet uzizungulira chivundikirocho ndi dzimbiri pambuyo poyiyika.
2. Ngati aluminiyamu yagwera m'madzi amvula, idzayamba kuwononga ndi dzimbiri.
Nthawi yotumizira: Juni-23-2022