Path of contact 接触迹

Peak load 峰值负荷

Peak torque 峰值扭矩

Pedestal bearings 安装差速器壳的架座轴承

Performance torque 性能扭矩

Perim-mate 研磨锥齿轮和准双面齿轮用的全齿面研磨法

Pinion 小轮

Pinion axial displacement 小轮轴向位移

Pinion cone 小轮锥距

Pinion front bearing 小轮前端轴承

Pinion head bearing 小轮后端前轴承

Pinion rear bearing 小轮后端后轴承

Pinion rougher 小轮粗切机

Pinion offset 小轮偏置距

Pitch 节距，齿距

Pitch angle 节锥角

Pitch apex 节锥顶

Pitch apex beyond crossing point 节锥顶超出至相错点

Pitch apex to back 节锥顶至安装端面

Pitch apex to crown 节锥顶至轮冠

Pitch circle 节圆

Pitch cone 节锥

Pitch curve 节面曲线

Pitch diameter 节径

Pitch element 节面母线

Pitch line 节线

Pitch-line chuck 节圆夹具

Pitch-line runout 节线跳动

Pitch plane 节面

Pitch point 节点

Pitch radius 节圆半径

Pitch surfaces 节曲面

Pitch tolerance 齿距公差

Pitch trace 节线

Pitch variation 齿距变化量

Pitting 点蚀

Plane of action 啮合平面

Plane of rotation 旋转平面

Planning generator 展成法刨齿机

Plastic deformation 塑性变形

Plastic flow 塑性流动

Plate index 分度盘

Point diameter 刀尖直径

Point of contact 接触点

Point radius 刀尖半径

Point width 刀顶距

Point width taper 刀顶距收缩

Pressure lubrication 压力润滑

Prime mover torque 原动机扭矩

Profile angle 齿廓角

Profile bridge 齿廓桥形接触

Profile contact ratio 齿廓重合度

Profile mismatch 齿廓啮合失配

Profile radius of curvature 齿廓曲率半径

Proof surface 检测基准面

Quality measurement system 质量检测系统

Quenching cracks 淬火裂纹

Quenching die 淬火压模

Quenching press 淬火压床

Rack 齿条

Radial 径向刀位

Radial load 径向负荷

Radial locating surface 径向定位表面

Radial rake angle 径向前角

Ratio control roughing 变滚比粗切

Ratio gears 滚比挂轮

Ratio of roll 滚比

Ratio of roll gears 滚比挂轮

Recess action 啮出

Relative displacement 相对位移

Relative movement 相对运动

Relative radius of curvature 相对曲率半径

Residual stress 残余应力

Revacycle 直齿锥齿轮圆拉法用机床及刀具

Revex 直齿锥齿轮粗拉法

Ridg-AC 镶片圆盘端面粗铣刀

Ridging 沟条变形

Ring gear 大轮，环形齿轮

Rippling 振纹

Roll centering 滚动定心

Roll queching 滚动式淬火压床

Roll gears 摆角挂轮

Rolling 滚轧

Rolling velocity 滚动速度

Root angle 根锥角

Root angle tilt 齿根角倾斜

Root apex 根锥顶

Root apex beyond crossing point 根锥顶至相错点的距离

Root apex to back 根锥顶至安装基准面距离

Root circle 齿根圆

Root cone 根锥

Root diameter 根圆直径

Root line 齿根线

Root radius 根圆半径

Root surface 齿根曲面

Roughac 弧齿锥齿轮粗切刀

Rougher 粗切机

RSR 弧齿锥齿轮条形刀齿铣刀盘

Runout 径向跳动