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齿轮基本术语(中英文对照)齿轮Toothedgear；Gear齿轮副Gearpair平行轴齿轮副Gearpairwithparallelaxes相交轴齿轮副Gearpairwithintersectingaxes齿轮系Trainofgears行星齿轮系Planetarygeartrain齿轮传动Geardrive；Geartransmission配对齿轮Matinggears小齿轮Pinion大齿轮Wheel；Gear主动齿轮Drivinggear从动齿轮Drivengear行星齿轮Planetgear行星架Planetcarrier太阳轮Sungear内齿圈Ringgear；Annulusgear外齿轮Externalgear内齿轮Internalgear中心距Centredistance轴交角Shaftangle连心线Lineofcentres减速齿轮副Speedreducinggearpair增速齿轮副Speedincreasinggearpair齿数比Gearratio传动比Transmissionratio轴平面Axialplane基准平面Datumplane节平面Pitchplane端平面Transverseplane法平面Normalplane分度曲面Referencesurface节曲面Pitchsurface齿顶曲面Tipsurface齿根曲面Rootsurface基本齿廓Basictoothprofile基本齿条Basicrack产形齿条Counterpartrack产形齿轮Generatinggearofagear产形齿面Generatingflank基准线Datumline轮齿Gearteeth；Tooth齿槽Toothspace右旋齿Right-handteeth左旋齿Left-handteeth变位齿轮Gearswithaddendummodification；X-gears高度变位圆柱齿轮副X-gearpairwithreferencecentredistance角度变位圆柱齿轮副X-gearpairwithmodifiedcentredistance高度变位锥齿轮副X-gearpairwithoutshaftanglemodification角度变位圆柱齿轮副X-gearpairwithshaftanglemodification变位系数Modificationcoefficient变位量Addendummodification径向变位系数Addendummodificationcoefficient中心距变位系数Centredistancemodificationcoefficient圆柱齿轮Cylindricalgear顶圆Tipcircle根圆Rootcircle齿距Pitch齿距角Angularpitch公法线长度Basetangentlength分度圆直径Referencediameter节圆直径Pitchdiameter基圆直径Basediameter顶圆直径Tipdiameter根圆直径Rootdiameter齿根圆角半径Filletradius齿高Toothdepth工作高度Workingdepth齿顶高Addendum齿根高Dedendum弦齿高Chordalheight固定弦齿高Constantchordheight齿宽Facewidth有效齿宽Effectivefacewidth端面齿厚Transversetooththickness法向齿厚Normaltooththickness端面基圆齿厚Transversebasethickness法向基圆齿厚Normalbasethickness端面弦齿厚Transversechordaltooththickness固定弦齿厚Constantchord端面齿顶厚Crestwidth法向齿顶厚Normalcrestwidth端面齿槽宽Transversespacewidth法向齿槽宽Normalspacewidth齿厚半角Tooththicknesshalfangle槽宽半角Spacewidthhalfangle压力角Pressureangle齿形角Nominalpressureangle圆弧圆柱蜗杆Arc-contactworm；hollowflankworm；ZC-worm直廓环面蜗杆Envelopingwormwithstraightlinegrneratrix；TAworm平面蜗杆Planarwormwheel；P-wormwheel平面包络
