helical-surface 螺旋曲面
end helical surface 端面螺旋面
forming helical surface 螺旋面加工
milling helical surface 螺旋曲面加工
Hyperslender helical-surface 超细长螺旋曲面
helical surface of rotor 转子螺旋面
The new tooth surface can be prolonged by the normal profile of the internal toroidal surface, or replaced by an equal pitch helical surface.
其二为一种修整的线接触，展成的等螺距齿面与理论轨迹曲面沿某一空间曲线近似相切。
The paper deals with the generation conditions, variable ranges and the drawing of the projective view of the elongate involute helical surface.
本文主要讨论延长渐开线螺旋面的形成条件、变化范围以及它的投影图绘制方法。
The technique and the approach can effectively aid the designing and choosing of cylinder helical surface machining tools for co-rotating twin-screw.
该方法和技术可以有效的支持同向双螺杆圆柱螺旋面的加工刀具的优选。
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