an impure form of copper having a black blistered surface
blister copper 片语
片语
copper blister铜水泡
blister r copper ore黄铜矿
crude blister copper粗铜
blister copper converting furnace炼铜转炉
blister copper production粗铜捕集
blister r copper粗铜
Blister copper Concentration粗铜分析结果
blister copper smelting粗铜冶炼
blister copper ore黄铜矿
blister copper 例句
英汉例句
The gold in blister copper sample was pretreated with nitric acid - sulphuric acid to remove copper, digested with aqua , and determined by flame atom absorbance spectrometry.
摘要本文建立了用硝酸硫酸预处理除去大量的铜,王水溶解,火焰原子吸收法测定粗铜中金的分析方法。
This paper describes the experimental investigation on producing blister copper and recovering gold and silver by direct smelting of gold-bearing material.