Inkqubo yokuvelisa iityhubhu zesikwere ilula, ukusebenza kakuhle kwemveliso kuphezulu, iintlobo kunye neenkcukacha ziyahlukahlukana, kwaye izinto ziyahluka. Okulandelayo, siya kuchaza umahluko obalulekileyo phakathi kweetyhubhu zesikwere ezidityanisiweyo kunye neetyhubhu zesikwere ezingenamthungo ngokweenkcukacha. 1. Welded square pip...
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