矿物资源专业英语演示文稿(资源2005)

nullnull《矿物资源专业英语》 教案 中职数学基础模块教案 下载北师大版¥1.2次方程的根与系数的关系的教案关于坚持的教案初中数学教案下载电子教案下载 Teaching Plan on Specialized English Course for Mineral Processing Technology 课程类型：专业课 Lesson Type: Specialized Course for Mineral Processing Technology    主讲人：张去非 教 授 Spoken by Prof. Zhang QufeinullTeaching Plan on Specialized English Course for Mineral Resources Part 1 Magnetic and High-tension Separation Part 2 Types of Magnetic Separator Part 3 High-intensity Separators Part 4 High-intensity Separators Types Part 5 Magnetic Intensities Required to Extract Minerals Part 6 Super-conducting Separators Part 7 High-intension Separation Part 8 Typical Behavior of Minerals in High-tension Separators Part 9 Operating Principle of High-tension Separator Part 10 Froth FlotationnullPart 11 Collectors Part 12 Anionic Collectors Part 13 Cationic Collectors Part 14 Frothers Part 15 Regulators Part 16 Depressants Part 17 Laboratory Flotation Testing Part 18 Pilot Plant Testwork Part 19 Basic Flotation Circuits Part 20 Flowsheet Design Part 21 Circuit Flexibility Part 22 Flotation MachinesnullPart 23 Comparison of Flotation MachinesnullPart 1 Magnetic and High-tension Separation〖第一部分 磁电分选〗 Technical Terms〖技术术语〗 1) magnetic separation — n. Based the difference in magnetic properties between the minerals in the ore, the minerals with high magnetism can be got by the magnetic separator. 〖磁选〗 2) overlap—v. partly cover by extending beyond one edge.〖重叠、交叉〗 3) as to — prep. about, concerning 〖至于，关于，就……而言〗 Example: As to your brother, I will deal with him later. As to accepting their demand, we will discuss for several days. (with a gerund) 4) beach sand — n. sand ore from beach.〖海滨砂矿〗 5) magnetite — n. a mineral with chemical formula Fe3O4〖磁铁矿〗 6) quartz — n. a mineral chemical formula SiO2 〖石英〗 null7) gangue — n. refuses from mining or ore dressing〖脉石矿物〗 8) valuable minerals — n. some minerals which can be used in industries〖有用矿物〗 9) wolframite — n. a mineral with chemical formula (Fe,Mn)WO4 〖黑钨矿〗 10) cassiterite — n. a mineral with chemical formula SnO2 〖锡石〗 11) diamagnetics — n. some substances which can repel the effect from magnetic field〖抗磁性物质，抗磁质〗〖=diamagnetic substance〗 12) paramagnetic substance — n. some substances which can appeal the effect from magnetic field〖顺磁性物质，顺磁质〗 13) rutile — n. a mineral with chemical formula TiO2 〖金红石〗 14) monasite — n. a mineral with chemical formula (Ce,La)PO4, consists of Rare Earth(RE)〖独居石〗 15) siderite — n. a mineral with chemical formula FeCO3〖菱铁矿〗 16) pyrrhotite — n. a mineral with chemical formula FeS〖磁黄铁矿〗 null17) chromite — n. a mineral with chemical formula FeCr2O4〖铬铁矿〗 18) ferromagnetic substance — n. some substances which have susceptibility to magnetic forces and retain some magnetism when removed from the field〖铁磁性物质，铁磁质〗 19) ilmenite — n. a mineral with chemical formula FeTiO3〖钛铁矿〗 20) hematite — n. a mineral with chemical formula Fe2O3〖赤铁矿〗 21) oersted — n. a unit in the electro-magnetic unit〖奥斯特〗〖1 Oe=1000/(4π) A/m=80 A/m〗 22) entrain — v. include something into somewhere〖包含、夹杂〗 23) detachment — n. separation〖分离，分选〗 24) remanence — n. remain magnetic properties after removed from the field〖剩磁〗 25) bridge the gaps — make up the blank or clearance with something〖填补空白〗 nullTeaching Focal Point〖教学重点〗 To briefly introduce what magnetic separation is and explain designing criterion for magnetic separator. Finally it is concluded that production of a high field gradient as well as high intensity is therefore an important aspect of separator design.〖简明介绍什么是磁选？解释磁选机的设计原则。最后，得出结论，即产生较高的磁场梯度和较高的磁场强度才是磁选机设计的重要方面。〗nullPart 2 Types of Magnetic Separator〖第二部分 磁选机的种类〗 Technical Terms〖技术术语〗 1) low-intensity magnetic separation — n. magnetic separation enforced by low intensity magnetic separator〖弱磁选〗 2) cobbing — n. a kind of processes suitable for coarse particle size separation or sorting large size ore〖粗粒分选、拣选大块矿石〗 3) drum separator — n. cylindrical-like magnetic separator for separating strongly magnetic minerals〖筒式磁选机〗 4) cleaner product — n. final product or concentrate〖精矿〗 5) Crockett separator — n. a type of low-intensity magnetic separators〖克劳凯特型弱磁场磁选机〗 6) endless belt — n. circular belt〖环带〗 7) water spray — n. an atomizer or other apparatus which spread water in tiny drops〖喷水装置〗 8) HMS — abbr. Heavy Medium Separation〖重介质分选〗null9) concurrent type — n. a type of magnetic separator where the concentrate is carried forward by the drum and passes through a gap where it is compressed and dewatered before leaving the separator〖顺流型磁选机〗 10) counter-rotation type — n. a type of magnetic separator where the feed flows in the opposite direction to the rotation〖逆流型磁选机〗 11) weir — n. wall or barrier across a river to control the flow of water〖堰、堤坝、拦河堰〗 12) overflow weir — n. wall or barrier flowing over of liquid〖溢流堰〗 13) taconite — n. ferrous iron ore〖铁燧岩〗 14) disseminate — v. distribute or spread widely ideas, doctrines, etc.〖浸染、嵌布、分散〗 15) pelletising — n. a required process before iron concentrate is fed to the blast furnaces〖球团〗 16) horseshoe electromagnets — n. U-shaped electromagnets〖马蹄形电磁铁、U形电磁铁〗null17) alluvial — adj. made of sand, earth, etc, left by rivers or floods〖冲积的〗 18) New Delhi — n.the capital of India〖印度首都新德里〗 Teaching Focal Point〖教学重点〗 The operating process for the drum separator should be emphasized. The cross-belt separator, as one of the oldest types of separator used to concentrate moderately magnetic ores, should be noted as well. 〖强调筒式磁选机的工作过程。作为最古老的用于分选中等磁性矿石的磁选机类型之一的交叉带式磁选机也应重视。〗 null Part 3 High-intensity Separators〖第三部分 强磁场磁选机〗 Technical Terms〖技术术语〗 1) weakly paramagnetic minerals — n. minerals in which relative permeability are more than one〖弱顺磁性矿物〗 2) magnet pole — n. piece of iron, able to attract iron, either natural or by means of an electric current〖磁极〗 3) feeding hopper — n. structure like an inverted cone or pyramid through which feeding materials passes to a machine, coal or coke to a furnace, etc.〖给料料斗〗 4) induced roll — n. a kind of roll which is held near a magnet to make some materials be magnetized〖感应辊〗 5) serrated — adj. having notches on the edge like a saw〖锯齿状的〗 6) launder — n. long, narrow, steep slope down which things may slide or flow〖溜槽〗 null7) side view — n. drawing obtained from left side to see〖侧视图〗 8) scour — v. n. flush or wash with water〖冲洗，冲刷〗 9) grooved plates — n. special serrated plates in the separation box〖齿板〗 10) magnetic coil — n. metal wire wound in a spiral to conduct electric current to produce magnetic field〖磁力线圈〗 11) capital cost — n. money spent on equipment, building, etc.〖基建费用〗 12) depreciation— n. lessening of value or estimation〖贬值，折旧〗 13) specular hematite ore — n. a mineral which has chemical composition Fe2O3〖镜铁矿〗 14) scheelite — n. a mineral which has chemical composition CaWO4〖白钨矿〗 15) asbestos — n. soft, fibrous, grey mineral substance that can be made into fire-proof fabrics or solid sheeting and used as a heat-insulating material〖石棉〗 16) molybdenum-bearing minerals — n. a mineral containing molybdenum〖含钼矿物〗 nullTeaching Focal Point〖教学重点〗 To teach students know some necessary technical terms, the sectional drawing for Jones separator as well as the plan for Jones plate box.〖给学生们讲授一些必要的技术术语、琼斯型磁选机的剖面图及齿板箱的平面图。〗 nullPart 4 High-intensity Separators Types〖第四部分 强磁场磁选机种类〗 Technical Terms〖技术术语〗 1) feebly magnetic iron ore — n. weakly magnetic iron ore〖弱磁性铁矿石〗 2) separation box — n. a special box with some neatly arrayed grooved plate inside〖分选箱〗 3) impurity — n. state of being impure〖杂质〗 4) Jones separator — n. a kind of high-intensity separator made in KHD Humbolt Wedag AG,Germany〖德国卡哈德·洪堡·维达格公司制造的琼斯强磁选机〗 5) sulphur — n. light-yellow non-metallic element (symbol S) that burns with a bright flame and a strong smell, used in medicine and industry〖硫〗 6) Rapid type HW high-intensity wet magnetic separator — n. a kind of high-intensity separator〖拉比德型磁选机〗 7) field gradient — n. degree of variation in a magnetic field〖磁场梯度〗null8) steel wool matrix — n .woolly based substance 〖钢毛填充介质〗 9) high-gradient magnetic separator — n. a kind of magnetic separator 〖高梯度磁选机〗 10) kaolin — n. fine white clay used in making porcelain, etc.〖高岭土、陶土〗 11) slurry — n. liquid mixture of feed ore or mud〖矿浆、泥浆〗 12) induced roll separator — n. a kind of high-intensity separator〖感应辊式强磁场磁选机〗 Teaching Focal Point〖教学重点〗 To make students understand the relevant technical terms and types of high-intensity magnetic separators. At last, the operating process for the Jones separator is a key point for students to study，too.〖使学生们掌握相关的技术术语和强磁场磁选机的种类。最后，琼斯型强磁场磁选机的操作过程也是学生们学习的重点。〗 nullPart 5 Magnetic Intensities Required to Extract Minerals〖第五部分 分选矿物所需要的磁场强度〗 Technical Terms〖技术术语〗 1) alabandite — n. a mineral which has chemical composition MnS〖硫锰矿〗 2) ankerite — n. a mineral which has chemical composition Ca(Mg,Fe,Mn)[CO3]2〖铁白云石〗 3) apatite — n. a mineral which has chemical composition Ca5[PO4]3(F,Cl,OH)〖磷灰石〗 4) bastnasite — n. a mineral which has chemical composition (Ce,La)[CO3]F〖氟碳铈矿〗 5) biotite — n. a mineral which has chemical composition K(Mg,Fe)3[AlSi3O10](OH)2〖黑云母〗 6) braunite — n. a mineral which has chemical composition 3Mn2O3·MnSiO3〖褐锰矿〗 7) chromite — n. a mineral which has chemical composition FeCr2O4〖铬铁矿〗 null8) chrysocolla — n. a mineral which has chemical composition CuSiO3·2H2O〖硅孔雀石〗 9) columbite — n. a mineral which has chemical composition (Fe,Mn)(Nb,Ta)2O6〖铌铁矿〗 10) davidite — n. a mineral which has chemical composition (Fe,U,Ce)(Ti,Fe)3(O,OH)7〖铀钛磁铁矿〗 11) epidote — n. a mineral which has chemical composition Ca2(Al,Fe)3[Si2O7][SiO4]O(OH)〖绿帘石〗 12) euxenite — n. a mineral which has chemical composition (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6〖黑稀金矿〗 13) ferberite — n. a mineral which has chemical composition FeWO4〖钨铁矿〗 14) franklinite — n. a mineral which has chemical composition ZnFe2O4〖锌铁尖晶石〗 15) garnet — n. a mineral which has chemical composition (Ca,Mg,Fe,Mn)3 (Al,Fe,Mn,Cr,Ti)2(SiO4)3〖石榴石〗 16) goethite — n. a mineral which has chemical composition Fe2O3·H2O〖针铁矿〗null17) hematite — n.iron oxide which has chemical formula Fe2O3〖赤铁矿〗 18) hornblende — n. a mineral which has chemical composition (Ca,Mg,Al,Fe2,Mn,Na2,Na2,K2)SiO3〖角闪石〗 19) ilmenite — n. a mineral which has chemical composition FeTiO3〖钛铁矿〗 20) ilmeno-rutile — n. a mineral which has chemical composition TiO2·Fe(Nb,Ta)2O6〖黑金红石〗 21) limonite — n. a mineral which has chemical composition Fe2O3·nH2O〖褐铁矿〗 22) maghemite — n. a mineral which has chemical composition Fe2O3〖磁赤铁矿〗 23) magnetite — n. a mineral which has chemical composition Fe3O4〖磁铁矿〗 24) martite — n. a mineral which has chemical composition Fe2O3〖假象赤铁矿〗 25) monazite — n. a mineral which has chemical composition (Ce,La,Y,Th)[PO4]〖独居石〗 26) muscovite — n. a mineral which has chemical composition KAl2[AlSi3O10](OH)2〖白云母〗null27) olivine — n. a mineral which has chemical composition (Fe,Mg)2[SiO4]〖橄榄石〗 28) pyrochlore(or:pyrochlorite) — n. a mineral which has chemical composition (Ca,Ce)2Nb2(O,F)7〖黄绿石〗 29) pyrolusite — n. a mineral which has chemical composition MnO2〖软锰矿〗 30) pyrrhotite — n. a mineral which has chemical composition Fe1-xS〖磁黄铁矿〗 31) renierite — n. a mineral which has chemical composition Cu3(Fe,Ge,Zn)(As,S)4〖硫铜锗矿〗 32) rhodochrosite — n. a mineral which has chemical composition MnCO3〖菱锰矿〗 33) rhodonite — n. a mineral which has chemical composition MnSiO3〖蔷薇辉石〗 34) samarskite — n. a mineral which has chemical composition (Y,Er,Ce,U,Ca,Fe,Pb,Th)(Nb,Ta,Ti,Sn)2O6〖铌钇矿〗 35) siderite—n. a mineral which has chemical composition FeCO3〖菱铁矿〗 null36) staurolite — n. a mineral which has chemical composition FeAl4[SiO4]2O2(OH)2〖十字石〗 37) serpentine — n. a mineral which has chemical composition Mg6(Si4O10) (OH)8〖蛇纹石〗 38) tantalite(or:tantaline) — n. a mineral which has chemical composition (Fe,Mn)Ta2O6〖钽铁矿〗 39) titaniferous-magnetite — n. a mineral which has chemical composition (Fe,Ti)3O4〖含钛磁铁矿〗 40) tourmaline — n. a mineral which has chemical composition (Na,Ca)(Mg,Al)6[B3Al3Si6(O,OH)30]〖电气石〗 41) uraninite — n. a mineral which has chemical composition UO2〖沥青铀矿〗 42)wolframite — n. a mineral which has chemical composition (Fe,Mn)WO4〖黑钨矿〗 43) xenotime — n. a mineral which has chemical composition YPO4〖磷钇矿〗nullTeaching Focal Point〖教学重点〗 The names of those weakly magnetic minerals should be learned by students’heart in order to translate foreign scientific papers and literatures after their graduation. The another key point is that students could know the range of magnetic intensity used for separating various feebly magnetic minerals.〖学生们应该牢记弱磁性矿物的矿物名称，以便毕业后能够翻译国外科技论文及文献。另一个重点就是学生们能够知道用于分选各种弱磁性矿物的磁场强度范围。〗 nullPart 6 Super-conducting Separators〖第六部分 超导磁选机〗 Technical Terms〖技术术语〗 1) niobium — n. an element for Nb〖铌〗 2) tantalum — n. an element for Ta〖钽〗 3) liquid helium — n. helium in liquid state〖液氦〗 4) super-conducting — adj. able to conduct without any loss of energy〖超导的〗 5) super-conducting high intensity magnetic separator — n. a kind of magnetic separator consisting of a coil made from super-conducting materials〖超导强磁场磁选机〗 6) commercial machine — n. industrial machine〖商用机，工业样机〗 7) pilot scale — n. semi-industrial scale which can be used to test how sth. On a larger scale will work, how it may be improved, etc.〖试验规模，半工业规模〗 8) replenish — vt. fill up again; get a new supply of or for 〖补充、补给、补足〗 9) coolant — n. liquid used for cooling (eg in nuclear reactors) 〖冷却剂、冷却介质〗null10) electric power consumption — n. consuming of electric energy〖电能消耗〗 Teaching Focal Point〖教学重点〗 The concept on super-conducting should be briefly introduced and after that, the advantage of super-conducting magnetic separator as well as its existing problem will be noted in detail.〖简要介绍超导的基本概念，然后详细说明超导磁选机的优点以及存在的问题。〗nullPart 7 High-intension Separation〖第七部分 高压电选〗 Technical Terms〖技术术语〗 1) conductivity — n. property or power of conducting〖导电性〗 2) stream placer — n. sand ore near river or brook〖河床砂矿〗 3) impose…on… — vt. give effect (force) on …〖影响着，施加着〗 4) throughput — n. output; capacity〖生产能力、通过量、允许能力〗 5) electrostatic — adj. static electric〖静电的、静电学的〗 6) electrostatic process — n. a process by means of electrostatic methods〖静电分选工艺〗 7) ionization — n. process which is converted or converts into ions〖电离，离子化〗 8) lift effect — n. an attraction of particles carrying one kind of charge toward an electrode of the opposite charge〖提升效应〗null9) electrode — n. solid conductor by which an electric current enters or leaves a vacuum tube〖电极、电焊条〗 10) pinning effect — n. an effect in which non-conducting mineral particles are pinned to the oppositely charged separator surface by positive-negative attraction 〖粘附效应〗 11) corona discharge — n. a kind of discharging form〖电晕放电〗 12) cater for(to) — n. to meet the demands of 〖满足。。。的需要〗 Teaching Focal Point〖教学重点〗 The application scope of high-tension separator should be briefly introduced. The principle on high-tension separation will be noted in detail.〖简要介绍高压电选机的应用范围，然后详细说明高压电选的原理。〗 nullPart 8 Typical Behavior of Minerals in High-tension Separators〖第八部分 高压电选机中矿物的行为特征〗 Technical Terms〖技术术语〗 1) plate electrostatic separator — n. a kind of electrostatic separator with a plate〖板式静电电选机〗 2) screen electrostatic separator — n. a kind of electrostatic separator with a screen〖筛网静电电选机〗 3) gravity pre-concentrator — n. a process to concentrate feed in advance〖重选预选厂〗 4) low intensity drum separator — n. kind of magnetic separator to separate strongly magnetic minerals in a low intensity magnetic field strength〖弱磁筒式磁选机〗 5) tailings — n. minerals containing predominantly the gangue minerals〖尾矿〗 6) thickener — n. a kind of dewatering equipment which is constructed of steel, concrete, or a combination of both, steel being most economical in sizes of less than 25 m in diameter〖浓密机、浓缩机〗 nullTeaching Focal Point〖教学重点〗 The typical behavior of minerals in high-tension separators should be studied. In the end, minerals pinned to rotor and minerals thrown from rotor will be listed.〖研究高压电选机中矿物的行为特征，最后罗列出粘附在转子上的矿物和从转子上被抛出的矿物。〗nullPart 9 Operating Principle of High-tension Separator〖第九部分 高压电选机的工作原理〗 Technical Terms〖技术术语〗 1) silicate — n. one of a great number of compounds containing silica〖硅酸盐〗 2) Carpco high-tension roll separator — n. one of high-tension roll separator initially made in the United States〖美国卡普科高压电选机〗 3) final cleaning — n. a process stage to separate the feed concentrate to get high-grade concentrate for the last time〖最终精选〗 4) vibrating feeder — n. feeding equipment which move rapidly and continuously backwards and forwards〖振动给料机〗 5) apron — n. hard surfaced area on an air-field〖平板、闸门、挡板〗 6) floating dredge — n. apparatus for bringing up mud, sand, oysters, specimens etc from the bed of the sea or river 〖浮动挖掘船〗 Teaching Focal Point〖教学重点〗 The operating principle of high-tension separator is a vital point for teaching, combining the practices in production.〖高压电选机的操作原理是教学重点，并结合生产实践讲解。〗 nullPart 10 Froth Flotation〖第十部分 泡沫浮选〗 Technical Terms〖技术术语〗 1) flotation — n. one of separating processes in the field of mineral processing〖浮选〗 2) sulphide — n. a kind of mineral containing sulphur〖硫化物、硫化矿〗 3) oxidised minerals — n. 〖氧化矿〗 4) air bubble — n. 〖气泡〗 5) reverse flotation — n. a flotation process transferring the gangue into the froth and leaving the valuable mineral in the pulp 〖反浮选〗 6) direct flotation — n. a flotation process transferring the valuable mineral into the froth and leaving the gangue in the pulp or tailing〖直接浮选〗 7) hydrophobic — adj. water repellent〖疏水的〗 8) flotation reagent — n. a reagent used in flotation process〖浮选药剂〗 9) work of adhesion — n. a force required to break the particle-bubble interface〖附着功〗null10) contact angle — n. a angle between the mineral surface and the bubble〖接触角〗 11) floatability — n. property of flotation 〖可浮选性〗 Teaching Focal Point〖教学重点〗 To teach student know the importance of froth flotation process as well as its advance recently.〖为学生们讲解泡沫工艺的重要性以及近来的进展。〗 nullPart 11 Collectors〖第十一部分 捕收剂〗 Technical Terms〖技术术语〗 1) grease tabling — n. a special separation way 〖油膏摇床分选〗 2) creosote — n. tar oil〖焦馏油〗 3) skim — vt. throw away or discharge〖撇去、刮去〗 4) hydrophilic — adj. a property that polar mineral surface react strongly with water molecules〖亲水的〗 5) polarity — n. state in which there are two opposite, conflicting or contrasting qualities, principles or tendencies〖极性〗 6) galena — n. 〖方铅矿 PbS〗 7) covellite — n. 〖铜蓝、蓝铜矿 CuS〗 8) bornite — n. 〖斑铜矿 Cu5FeS4〗 9) chalcocite — n. 〖辉铜矿 Cu2S〗 10) chalcopyrite — n. 〖黄铜矿 CuFeS2〗 11) stibnite — n. 〖辉锑矿 Sb2S3〗null12) argentite — n. 〖辉银矿 Ag2S〗 13) bismuthinite — n. 〖辉铋矿 Bi2S3〗 14) millerite — n. 〖针镍矿 NiS〗 15) cobaltite — n. 〖辉砷钴矿 CoAsS〗 16) arsenopyrite — n. 〖毒砂 FeAsS〗 17) pyrite — n. 〖黄铁矿 FeS2〗 18) sphalerite — n. 〖闪锌矿 ZnS〗 19) orpiment — n. 〖雌黄 As2S3〗 20) pentlandite — n. 〖镍黄铁矿 (Fe,Ni)9S8〗 21) realgar — n. 〖雄黄 As4S4〗 22) barite — n. 〖重晶石 BaSO4〗 23) anhydrite — n. 〖硬石膏，无水石膏 CaSO4〗 24) gypsum — n. 〖石膏 CaSO4 ·2H2O〗 25) anglesite — n. 〖铅矾 PbSO4〗 null26) cerrusite — n. 〖白铅矿 PbCO3〗 27) malachite — n. 〖孔雀石 Cu2[CO3](OH)2〗 28) azurite — n. 〖蓝铜矿 Cu3[CO3]2(OH)2 〗 29) wulfenite — n. 〖钼铅矿 PbMoO4〗 30) fluorite — n. 〖萤石 CaF2〗 31) calcite — n. 〖方解石 CaCO3〗 32) witherite — n. 〖毒重石 BaCO3〗 33) magnesite — n. 〖菱镁矿 MgCO3〗 34) dolomite — n. 〖白云石 CaMg(CO3)2〗 35) apatite — n. 〖磷灰石 Ca5(PO4)3(F,Cl,OH)〗 36) scheelite — n. 〖白钨矿 CaWO4〗 37) smithsonite — n. 〖菱锌矿 ZnCO3〗 38) rhodochrosite — n. 〖菱锰矿 MnCO3 〗 39) siderite — n. 〖菱铁矿 FeCO3〗 40) monazite — n. 〖独居石 (Ce,La,Y,Th)PO4〗null41) hematite — n. 〖赤铁矿 Fe2O3〗 42) magnetite — n. 〖磁铁矿 Fe3O4〗 43) goethite — n. 〖针铁矿 Fe2O3·H2O〗 44) chromite — n. 〖铬铁矿 FeCr2O4〗