Yuav ua li cas ua cov nyhuv ntawm tungsten tooj liab alloy? Yam khoom siv hlau no yog dab tsi? Qhov no yog tungsten tooj liab alloy qhov chaw vuam lub taub hau, peb siv cov cuab yeej siv tshuab tsis siv neeg ib zaug ua molding, kev ruaj ntseg zoo! Cov nyhuv vuam zoo heev! Yog tias koj xav tau tungsten thiab tungsten tooj liab alloy khoom, txais tos los tham nrog peb, peb muaj kev paub dhau los hauv cheeb tsam no! Los yog peb tuaj yeem sib tham txog cov khoom tshiab ua ke!