Waƙar roba wani nau'i ne mai mahimmanci na rarrafe, yana da ƙarfin juriya mai ƙarfi, juriya mai tasiri da hana ruwa, kuma ana amfani dashi sosai a cikin injinan noma, injinan gini da sauran filayen. Waƙoƙin roba, wanda kuma aka sani da tayoyin roba, nau'in samfuran roba ne. Ana yin waƙoƙin roba daga...
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