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- lead and zinc sulfide ores 硫化铅锌矿
- Copper, lead and zinc chiefly exist in sulfides or sulfo_arsenides and are concentrated in the metallic layer. 铜、铅、锌主要以硫化物和硫砷化物等存在,多富集在金属层中。
- Keywords flotation;galena;sphalerite;lead and zinc sulfide minerals; 浮选;方铅矿;闪锌矿;铅锌硫化矿;
- Copper, lead and zinc sulfide concentrates - Determination of gold and silver - Fire assay gravimetric and flame atomic absorption spectrometric method 铜、铅和硫化锌精矿。金和银含量测定。火试金法和火焰原子吸收光谱法
- A multilayer band-pass infrared thin film optical filter has been desi gned and manufactured which use lead telluride and zinc sulfide as thin film mat erials. 采用碲化铅和硫化锌作为镀膜材料,研制了空间红外光学系统使用的红外多层带通滤光片。
- Principal uses: Dithiophosphate BA is an effective collector for silver, copper, lead and activated zinc sulfide minerals, and is used in the flotation of iron sulfide activated. 主要用途:丁铵黑药是银、铅、铜及活化了锌的硫化矿有效捕收剂,还可用于浮选活化了的硫化铁矿,它也可用于镍、锑硫化矿的浮选,特别对难选的硫化镍矿,硫化一氧化镍混合矿有效。
- Namuchuo-Jiali fracture zone is a polymetallic ore zone where copper, lead and zinc ores are the main types of ores and skarn type ore deposit is the typical ore deposit species. 纳木错-嘉黎断裂带是以铜、铅、锌为主的多金属成矿带,矽卡岩型矿床是该区带典型矿床类型之一。
- Hidden underground is a wealth of gold, silver, copper, lead and zinc. 地下埋藏着大量的金、银、铜、铅和锌。
- The radium salts and zinc sulfide fluorescence powder Hunyun can produce permanent luminous powder. 把镭盐和硫化锌荧光粉混匀,可制成永久性发光粉。
- Lead and zinc tailing discards caused the severe harm to the environment. 由于铅锌尾矿长期露天放置会对环境产生危害。
- Copper, lead and zinc were mined in the centre and north of the country. 在这个国家的中部和北部开采出了铜、铅、锌矿。
- The stability of collector adsorntion Layers on copper and zinc sulfide,Oxide surfaces and itsinfluence on flotation were dicussed on the basis of the study and analysis of the literatures. 在分析研究众多文献的基础上,讨论了硫化铜,氧化铜,硫化锌,氧化锌矿物表面捕收剂吸附层的稳定性及其对矿物浮选的影响。
- An alloy composed of lead, tin, and zinc. 铅锡锌化合物由铅、锡和锌组成的一种合金
- Chimneys are made of lead, iron, manganese, and zinc sulfides, through which spew superheated ocean water. 烟囱是由铅,铁,锰,锌硫化物制成,通过喷过热海水。
- Effect of proportion with metallurgical lead and zinc slag on the wet process cement production. 冶炼铅锌废渣配料对湿法回转窑生产的影响。
- Three trial production of QSL reactor conducted in foe Northwest Lead and Zinc Smelter is described. 介绍西北铅锌冶炼厂QSL反应器进行的三次的试生产和在缺乏经验借鉴的情况下所尝试的一套开停炉方案。
- In this paper, by means of slow sweep oscillographic chronopotentiometry, lead and zinc were determined. 采用慢扫速示波计时电位法同时测定铝合金中的铅与锌。
- The Pamir is known for its abundant deposits of coal, iron, copper, lead and zinc. 帕米尔有丰富的煤、铁、铜、铅、锌等矿产资源。
- The Hetaoping lead zinc deposit in Baoshan is a middle scale of lead and zinc deposit. 保山核桃坪铅-锌矿为一中型铅-锌矿床。
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。