1) silver recovery
提银
1.
This paper discusses,in the scope of micrography,the technical principles of metallic replacement,electolytic and silver sulphide deposition methods used for recovery of silver from used fixing solution,some considerations in practice of silver recovery,and a comparison of advantages and disadvantages of the three methods.
本文围绕缩微技术讨论了用金属置换法、电解法和硫化银沉淀法从废定影液中提银的工艺原理、实施提银时应注意的事项以及这三种方法各自的优缺
3) purification of gold and silver
金、银提纯
4) Silver extraction by cyanidation
氰化提银
5) silver extraction process
提银工艺
6) silver refinement
银提纯
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