Kuteteza tepi yamagetsi kapena tepi yotchinga imatha kufupikitsidwa monga: tepi yamagetsi ya PVC, tepi ya PVC, ndi zina zotero. Ili ndi katundu wabwino wa kutchinjiriza, ndipo imakhala ndi zizindikiro za kukana moto, kukana kwamagetsi, ndi kuzizira kozizira.Ndiwoyenera kupiringitsa waya, ma transfoma, ma mota, ma capacitors, ...
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