Kwinkqubo ye-welding, ngenxa yokuba ukutshintshwa kokuchasana kuya kukhokelela ekutshintsheni kwe-welding yangoku, i-welding current ifuna ukulungiswa ngexesha. Okwangoku, iindlela ezisetyenziswa ngokuqhelekileyo ziquka indlela yokuxhathisa okuguquguqukayo kunye nendlela yokulawula ngoku rhoqo, njl., injongo yayo kukugcina thina...
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