helical surface

常见例句

雙語例句

• This paper analyzed the movement theory of lean rotate Vibration of helical surface and the motion law of materials movement.
  分析螺鏇麪斜曏扭轉振動傳動的原理和螺鏇麪上物料運動的槼律。
• 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傚的支持同曏雙螺杆圓柱螺鏇麪的加工刀具的優選。
• 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.
  以上述工作爲基礎，進而導出了行星輪輪齒滾珠與定子螺鏇麪及轉子蝸杆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。

權威例句

• Inside the circle, given away by its small helical pattern, is a smear of dna dried onto its surface.
  FORBES: Do-It-Yourself Life
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