Munguva yekubata, kuungana, kukweshesa, welding seam yekuongorora, uye kugadzirisa kwemukati liner ndiro, midziyo, uye zvishongedzo zvematangi esimbi isina tsvina, zvinosvibisa zvakasiyana-siyana zvakaita semafuta emafuta, makwara, ngura, tsvina, yakaderera-inonyungudika-inosvibisa simbi inosvibisa. ...
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