球面渐开线齿廓
spherical involute tooth profile
球面渐开螺旋面
spherical involute helicoid
spherical involute
helicoid
involute helicoid
spherical
平面渐开线齿形
plane involute teeth form
大曲率球面面形检测
Testing of large curvature spherical surface
副法线球面指标
spherical indicatrix of binormal
切线球面指标
spherical indicatrix of tangents
球面线性插值
spherical linear interpolation
双列球面球轴承
double-row spherical ball bearing
外球面球轴承
Insert Bearing with Housing
insert bearing
outer spherical ball bearing
吱线球面指标
spherical indicatrix of principal normal
主法线球面指标
spherical indicatrix of principal normal