实际加工结果表明，该方法提高了回转曲面螺旋槽加工精度和效率。
The machining practice shows that the approach enhances the efficiency and precision for the machining of screw flutes with surfaces of revolution.
在两个二次回转曲面体相贯线的求解中，辅助面法是常用的图解方法。
Auxiliary surface is commonly used as a graphic solution for the projections of the intersection line of quadratic cambers of revolution.
这些公式的运用很简便，只常将回转曲面的纵母线函数及投射角的值代入即可。
When calculating, only function of the longitudinal generating curve of the revoluted curved surface and the value of the projecting angle are needed to be substituted into these formulas.
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