冶金行业 专业词汇

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1、冶金行业专业词汇Lesson3OreDressing43Oredressing选矿Concentratev.富积，浓缩，集聚n.精矿，浓缩物Concentrationn.集中，浓缩，浓度Acidconcentration酸浓度Bulkn.正体，主体，团块Ganguen.脉石，尾矿，矿脉中的夹杂物Tailingn.尾矿Severancen.分离，隔离，碎散Beneficiationn.分选Comminutionn.粉碎Run-of-minen.原矿Middlingn.中矿Liberationn.解

2、离Crushn.v.粉碎，碾碎，挤压Grindn.v.研磨，磨细Screenn.v.筛，筛分Jiggingn.跳选，跳汰选Handpicking手选Lustern.光泽，光亮v.闪光，发光Specificgravity比重Magneticpermeability磁导率Inductivecharging感应电荷Electrostaticseparation静电分离Fracturen.断口，裂缝Automaticsortingofradioactivenatures放射性自动选矿Magnituden

3、.大小，尺寸，量级，强度，等级Magneticseparation磁选Magneticfield磁场Gravityconcentration重力选矿Mediumn.介质，媒介，中间物，培养基Dilatev.（使）膨胀，扩张，扩大Dilatedbed松散床层Dilationn.膨胀系数，传播，伸缩，蔓延Lipn.凸出部分，唇部Diverseadj.不同的，互异的，各种各样的Tablen.摇床，淘汰盘Tabling摇床选，淘汰选Motionn.运动，输送，行程，机械装置，运动机构Sink-float

4、separation重介质分选Suspensionn.悬浮物，悬浮液Conen.圆锥体，锥形漏斗，圆锥破碎机Stirn.v.移动，摇动，搅拌Stirrern.搅拌器，搅拌机Rotaryadj.旋转的，回转的，转动的Circumferencen.圆周，周边Rotatingmotion旋转装置，旋转设备Floatationn.浮选Pulpn.矿浆，浆料v.制浆，浆化Sluicen.槽，排水道，水槽Frothfloatation泡沫浮选Hematiten.赤铁矿Pyrolusiten.软锰矿Diamo

5、ndn.金刚石Graphiten.石墨4343Oredressingconcernswiththetechnologyoftreatmentoforestoconcentratetheirvaluableconstituents(minerals)intoproducts(concentrate)ofsmallerbulk,andsimultaneouslytocollecttheworthlessmaterial(gangue)intodiscardablewaste(tailing).The

6、fundamentaloperationsofore-dressingprocessesarethebreakingapartoftheassociatedconstituentsoftheorebymechanicalmeans(severance)andtheseparationoftheseveredcomponents(beneficiation)intoconcentrateandtailing,usingmechanicalorphysicalmethodswhichdonoteff

7、ectsubstantialchemicalchanges.1Severance.Comminutionisasingle,ormultistageprocesseswherebyoreisreducedfromrun-of-minesizetothatsizeneededbythebeneficiationprocesses.Theprocessisintendedtodetailedcontrol,aclassofparticlescontainingbothmineralandgangue

8、(middlingparticles)arealsoproduced.Thesmallerthepercentageofmiddlingthegreaterthedegreeofliberation.Comminutionisdividedintocrushing(downto6-to14-mush)andgrinding(downtomicronsize).Crushingisusuallydoneinthreestages:coarsecrushingfromrun-of-minesizet