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  • Forging steel  ball

    Kubad bir been abuur ah

    Kubbada duubista birta been abuurka waxay ka samaysan tahay bir wareeg ah oo ah walxo cayriin ah, taas oo jidh ahaan lagu farsameeyo tignoolajiyada cusub ee duubista iyo been-abuurka ka dibna ay soo saartay tignoolajiyada daaweynta kulaylka gaarka ah.
    Ka dib sannado badan oo waayo-aragnimo ururin iyo imtixaanno soo noqnoqda,