【化学】铬合金

低铬合金系列钢球、各类磨机衬板、耐磨耐酸铸件、铜料、铸铜件、铜产品制作及销售。

chromium

chromium plating

chromium

basic masked chromium sulphate

dibenzene-chromium

chromium oxide

chromium-plated four-purpose vernier calipers

plating of wear-resistant chromium