A halin yanzu, akwai da yawa manyan nau'o'i na sake yin amfani da matakai don tungsten carbide.Daya shine abin da ake kira hanyar maganin zafin jiki mai zafi, wanda ya hada da: hanyar narkewar gishiri, hanyar oxidation iska, hanyar calcination oxygen, da dai sauransu;ɗayan shine hanyar murkushe injina, whi...
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