机械工程专业词汇.doc

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1、.ChapterOneMechanicsComponents第一章机械构件LessonOne第一课齿轮WordsandExpressions1.spurgear直齿轮2.thermalexpansion热膨胀3.lubrication润滑4.backlash倾向间隙5.thepitchcircles节圆6.spacewidth间隙宽度7.instrumentgear仪表齿轮8.thesplitgear拼合齿轮9.helicalgear斜齿轮10.pitch-linevelocities节线速度11.anaxialthrust轴向推力12.blank坯件13.double-helicalgear

2、s人字齿轮14.non-intersecting不相交的15.wormgears蜗轮蜗杆16.bevelgears伞齿轮17.crossed-axis交叉轴18.nut螺母19.screw丝杠，螺钉20.largerations大速比21.parallel-shaftgears平行轴齿轮22.single-threadworms单线蜗杆23.leadangles导角24.multiple-threadworms多线蜗杆25.hypoidgear偏轴伞齿轮26.rollingCones滚锥27.involutes渐开线LessonTwoRollingGuidesandBearings第二课滚动导

3、轨和轴承WordsandExpressions1.rollingguides(rollingguideways)滚动导轨2.plainguides普通导轨3.arollerchain滚柱链4.cape保持架..5.guidesurfaces导轨面6.stiffness刚性7.load-carryingcapacity载荷能力8.rolling-contactbearings滚动轴承9.ballbearing球轴承10.aninnerrace内座圈11.anouterrace外座圈12.separator隔离环13.curvature曲率14.notch凹槽15.thrustload推力负载16

4、.aradialballbearing经向球轴承17.sections断面18.anaxial-thrustbearing轴向推力轴承19.washer垫圈20.rollerbearing滚子轴承21.tapered锥形的22.spherical球面的23.retainingshoulder定位肩24.needlebearing滚针轴承25.taperedrollerbearings锥形滚子轴承26.sphericalrollerbearings球面滚子轴承27.concave凹面的28.convex凸面的LessonThreeClutches第三课离合器WordandExpressions1

5、.coaxial(coaxial)网轴的2.arotatableshaft(drivenshaft)从动轴3.arotatingshaft(drivingshaft)主动轴4.frictionclutches磨擦离合器5.ring-shaped环形的6.spring弹簧7.aconicalspool锥形短管轴8.coefficientoffriction磨擦系数9.facing衬片10.dryclutches干式离合器11.wetclutches湿式离合器12.amultiple-platediscclutch多片式圆盘离合器13.spline花键14.pivot枢轴..15.magnetic

6、clutches电磁离合器16.anannulargap环状间隙17.powderiron铁粉18.graphite石墨19.direct-currentcontrolcoil直流控制线圈20.slippage滑动LessonFourBallscrewandnuts第四课滚珠丝杠螺母副WordsandExpressions1.precisionballscrewassembly精密滚珠丝杠副2.auto-draftingmachines自动制图机3.valves阀门4.metallurgicalmachinery冶金机械5.satellitetracers卫星跟踪仪6.steeringgear

7、s转向机构7.stick-slip爬行8.rollingguideways滚动导轨9.recirculating-ballscrew循环滚珠丝杠10.feedmechanisms进给机构11.wear磨损12.dampingproperty阻尼性13.tangential切向的14.circumferential圆周的15.threadpitch螺距16.aball-returntrack回珠滚道