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- Using the residual reductant in wastewast on mica to react with the metallic ions and then remove copper and nikel. 方法是,对所含金属离子利用老化废液中残存的还原剂在云母上将铜及镍还原析出后进行去除。
- The application of hydrometallurgical processes which remove copper ion may recovery lots of metals in waste perforated anode and cathode plates. 采用置换除铜湿法工艺可从废旧正、负极穿孔钢带极片中回收多种金属。
- The result of study indicated that the electrolytic method can remove copper ions of the alkali ammonia etching wastewater effectively, and reclaim metal copper. 研究结果表明,电解法能够有效地去除碱氨蚀刻废水中的铜离子,并可以回收金属铜。
- 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。
- 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. 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。
- Test results showed that use of ammoniacal solution pretreatment can effectively remove copper,and thus alleviating negative effect of copper on leaching of gold. 结果表明：采用含氨溶液预处理除铜，有效地排除了铜对氰化浸金的影响。
- Deburring As drill removes copper a small copper ridge forms around the hole edge. 去毛刺-钻孔后会在铜箔和孔壁上产生粗糙边。
- Genius is but one remove from insanity. 天才与疯狂之间只有毫厘之差。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- Flour is bolted to remove the bran. 面粉经筛选去掉麦麸。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- If the ink sinks in it'll be hard to remove it. 如果墨水渗入，要除去就很困难。
- Remove the motor when you lay up your boat. 船闲置不用时，你要把发动机拆下来。
- Copper and gold are both metals. 铜和金都是金属。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- I use the floor cleaner to remove grease. 我用地板除垢剂清除油污。
- Keywords High silica bauxite ore;Roasting silica pre removal;Beil method; 高硅铝土矿;焙烧预脱硅;拜耳法;
- An operation is needed to remove your tonsil. 需要进行手术摘除你的扁桃体。
- How can we remove the husk of the grains? 我们怎样去掉谷物的外皮？
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色？
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
