界限曲线 meaning in English
boundary curve
Examples
- Tooth surface equations and contact line equations of the involute worm gearing are established according to its machining methodology . meshing characteristics in rigidity condition are studied . these characters include the inductive normal curvature along the contact line on the worm surface , the first and the second limit lines during the engage of the worm gear , and the influence of the intersect angle between the contact line the relative velocity of the worm and the gear on transmission performance
根据渐开线圆柱蜗杆传动的创成方法，建立了渐开线圆柱蜗杆和蜗轮的接触线方程式、齿面方程式，分析了渐开线圆柱蜗杆传动的刚性啮合特性，如蜗杆与蜗轮啮合时的诱导法曲率、一类界限曲线、二类界限曲线和蜗杆与蜗轮间相对速度方向和接触线方向的夹角对传动性能的影响； 2