机械专业词汇1.doc

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1、Referencecircle分度圆Tipcircle顶圆Abovementioned上述Transcrvc切向Helixangle螺旋角Spindle轴，细长Z物Concentricity同心度Dial分度盘Parallelism平行球形轴承Hydraulics水力学，液压系统Endurancelimit疲劳极限Heattreatment热处理Involutespline渐开线花键Casedepth表面深度Cyano-氧化-MagneticparticleinspectionSealant密封胶P

2、enetranceing渗透性Nitridevt.渗氮SphericalrollingbearClamp夹紧装置Deform变形v.Cementation渗碳Quenchv.淬火Temperv.冋火Annealingn.退火Pitch周节，齿距Brinelltest彳

3、j氏硬度试验Strength强度Elasticity弹性Toughness韧性beproportionalto与…成正比impurityn.杂质weldvt.焊接Round-headgearhobforpregrindhobbing圆

4、头留磨滚刀Toothprofileangleoftransitionedge过渡刃齿形角Toothprofile齿形transitingcurve过漩曲线Hobbingtoolmark滚切刀痕pregrindhobbing辭前滚刀Involutes渐开线involutetoacircle圆的渐开线Prolateinvolute延伸渐开线pressureangel压力角Profilemodification齿廓修形axialmodification齿向修形pitchcircle节圆rootcircle

5、根圆Basetangentlength公法线长度transcrvcsection端

6、fliabstract摘要gauge（量）规axialslip轴向滑动mandrel芯轴guide-ways导轨，导向槽backlash（齿轮）间隙contactface接触血，啮合血spline花键casecarbon表血含碳Mcasehardening表面硬化bonder耦合器磁粉探伤gasket垫圈carburizevt.（使）渗碳mediumn.介质cylinderrollingbear魚圆柱轴承clampn

7、ut紧固螺母hydraulic液态的cement对…进行渗碳hardeningn.淬火drawingn.冋火normalizingn.正火cleaningblasting喷丸清理Rockwelltest洛氏硬度试验hardness硬度ductility駛性，延展性fatigue疲劳stress压力river钏钉die模具oxidation氧化Gearpair齿轮副Planetarygeartrain行星齿轮系abrasion磨损gearmechanisms齿轮机构differentialgeartr

8、ain差动齿轮系Matinggear配对齿轮Wheel,gear人齿轮Drivinggear主动轮Planetgear行星轮Sungear太阳轮pinion小齿轮drivengear从动轮planetearner行星架ringgear,annulusgear内齿圈Relativepositionandspeedofgears齿轮的相对位置和速度Externalgear外齿轮internalgear内齿轮Speedreducinggeartrain减速齿轮副Speedincreasinggeartra

9、inRelationsbetweengearsCenterdistance中心距Lineofcenters连心线增速齿轮副齿轮的相对关系shaftangle轴交角gearratio齿数比Transmissionratio传动比Speedincreasingratio增速比Axialplane轴平而Pitchplane节平面Normalplane法平面Bevelgears锥齿轮Datumline基准线speedreducingratio减速比referenceplanes参考平而datumplane基

10、准平而transverseplane端平

11、flibasicrack基木齿条generatingflank产形齿血toothflank齿面Gearteethandtoothspaces伦齿和齿槽Left(right)-handteeth左(右)旋齿轮oppositeflanks界侧齿血non-workingflank非工作面usableflank可用齿而toothprofile齿廓dedendumflank下齿面module模数normalmodule法向模数diame