Njira zopangira chitoliro chachitsulo cha kaboni (1) chitoliro chachitsulo chosasunthika- machubu otenthedwa, machubu ozizira, machubu otuluka, chubu chapamwamba, chubu chozizira (2) chitoliro chachitsulo chowotcherera (A) molingana ndi mapaipi otchingidwa ndi arc, kukana kwamagetsi. welded chitoliro (mkulu pafupipafupi, otsika pafupipafupi), chitoliro mpweya, ng'anjo kuwotcherera ...
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