Yuav ua li cas ua tooj dag los ntawm liab tooj liab?
Dec 06, 2022
Liab tooj liab, tseem hu ua liab tooj liab, muaj ob peb impurities thiab nyob ze rau cov ntshiab tooj liab, nrog zoo toughness thiab ductility. Brass yog tooj liab uas muaj ib qho me me ntawm zinc. Tsis zoo toughness, ductility, siab hardness; Bronze muaj tin, los yog muaj beryllium, thiab lwm yam, ntau hom, hnav resistant.
