helical surface

基本解釋

This paper analyzed the movement theory of lean rotate Vibration of helical surface and the motion law of materials movement.
分析螺旋面斜向扭轉振動傳動的原理和螺旋面上物料運動的規(guī)律。
The technique and the approach can effectively aid the designing and choosing of cylinder helical surface machining tools for co-rotating twin-screw.
該方法和技術可以有效的支持同向雙螺桿圓柱螺旋面的加工刀具的優(yōu)選。
The contacting line equations between the ball or tooth of the planet gear and the stator helical surface and the ones between that ball and the rotor worm are also given.
以上述工作為基礎，進而導出了行星輪輪齒滾珠與定子螺旋面及轉子蝸桿之間的接觸線上誘導法曲率以及接觸線與相對速度之間夾角計算公式。

Inside the circle, given away by its small helical pattern, is a smear of dna dried onto its surface.
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