Launuka na igiyoyin carbide da tungsten karfe tube daban-daban Launin siminti carbide tube yawanci sauki fiye da na tungsten karfe tube, kuma launuka ne yafi launin toka, azurfa, zinariya, da kuma baki.Wannan saboda tsiri na carbide ya ƙunshi ƙarin abubuwan ƙarfe, wanda ya sa ya zama ...
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