1) cyanide-free technology of gold extraction
无氰提金
3) Non-cyanide gold leaching
非氰提金
4) cyanide-free gold-plated
无氰镀金
1.
Methods:The Ni ion poriness of both the sand blasting samples and the polishing samples after cyanide-free gold-plated treatment was determinated with dimethylglyoxime as indicator by pasting filter paper of nickel-chromium alloy.
方法:将镍铬合金喷砂试件和镍铬合金抛光试件经过无氰镀金后,以二甲基乙二醛肟为指示剂采用贴滤纸法测定镍铬合金镀金层Ni离子的孔隙率。
5) gold leaching cyanide
提金氰化物
6) cyaniding solution
氰化提金液
补充资料：上马一提金，下马一提银
1.形容待遇优厚。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条