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Copper-nickel-zinc Alloy Qws
Taw qhia Ib tug tooj liab-nickel-zinc alloy pas nrig yog nickel-muaj tooj liab alloy, feem ntau muaj zinc, tseem hu ua npib tsib xee nyiaj, German nyiaj, nyiaj tshiab, npib tsib xee tooj dag, Albata, los yog kub tuav.Nickel nyiaj yog lub npe rau nws cov tsos zoo nkauj, tab sis tshwj tsis yog electroplated, Txwv tsis pub dawb ntawm cov nyiaj tsis muaj zog.Cov khoom ...
