gabatarwa: A fagen masana'antu masu nauyi, weldments suna taka muhimmiyar rawa wajen kera na'urori daban-daban.Daga injiniyoyi da injinan gine-gine zuwa injina na gabaɗaya da kayan aiki na musamman, da kuma masana'antar kera jiragen ruwa, welding suna da mahimmanci don tabbatar da ƙarfi, ...
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