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- Experimental study is made for the frictional loss of three kinds of slurries, such as copper lead zin iron tailings, coal ash and so on. 对铜铅锌铁尾矿、粉煤灰和氧化铝工业赤泥三种浆体的摩阻损失进行了试验研究。
- Main products of zinc smelting operation sets smelting technology, lead-zinc mine, zinc concentrate, lead concentrate, Xinding, lead ingots, metal zinc powder. 主要经营产品氧化锌矿冶炼成套冶炼工艺，铅锌矿，锌精矿，铅精矿，锌锭，铅锭，金属锌粉。
- SOLDER PLATED COPPER LEAD WIRE. 铜质导线。
- Adopt flotation can get rid of lead from high leaded gold concentrate,and output qualified lead concentrate for sale. 采用浮选法可以从高含铅金精矿中脱除铅,并产出合格的成品铅精矿供外销。
- Chromium copper lead manganese zinc nickel and iron in atmospheric particulates were determined by ICP-AES with a new sampling method of atmospheric particulates using polypropylene filter. 摘要聚丙烯膜采集大气颗粒物中的铬、铜、铅、锰、锌、镍和铁，消解后用ICP-AES法进行测定。
- Experimental results showed that applying selective flotation process and optimum reagent condition can efficiently separate the lead-zinc minerals and obtain lead concentrate of 63. 试验结果表明:采用铅优先浮选工艺和合理的药剂条件,可以有效地实现铅锌分离,获得铅精矿品位63。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- Quantity of lead in lead concentrate 铅精矿含铅量
- Buy lead ore and lead concentrate 香港求购铅
- Silver - containing lead concentrate 含银铅精矿
- The speciation of silver in the lead concentrates were analyzed by means of optical microscope and electron probe micro-analyser (EPMA). 摘要利用光学显微镜、电子探针对铅精矿中银的赋存状态进行了分析。
- The lead concentration in cerebrum is higher than that in cerebella and hippocampus. 结果表明,大脑中铅的质量分数高于小脑和海马;
- Through the use of AAS,high content lead in lead concentrates is determined,it's recovery efficiency is over 98.20%,the result is good. 采用原子吸收分光光度法测定铅精矿中高含量铅 ,其回收率为 98 2 0%25以上 ,结果较满意
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- The results showed that the lead concentration of atmosphere, river water, rice, radish and potato in the contaminated area was higher, (P<0. 01). 结果表明：污染区的大气、河水、大米、萝卜和土豆的铅浓度与对照地区相比，明显增高（P＜0．01）。
- In this paper,the extensive studies on hydrometallurgy of processing lead concentrates are introduced and the various methods are properly reviewed. 本文介绍了处理铅精矿的湿法炼铅研究工作进展并对各种方法进行评述;
- Copper and gold are both metals. 铜和金都是金属。
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色？
- The electrochemical response was characterized with respect to accumulation time, lead concentration, supporting electrolyte, pH value of the solution and possible interferences. 对富集时间、铅的浓度、支持电解质、样品溶液pH值及部分离子干扰等进行了实验。
