“擺線(xiàn)”造句
2024年06月23日 18:20:50
他研究了
擺線(xiàn) 、 圓外旋輪線(xiàn)和四點(diǎn)圓的旋輪線(xiàn)的幾何性質(zhì).
He investigates geometrical properties of cycloids , epicycloids, and hypocycloids.
由于這個(gè)緣故,
擺線(xiàn)又叫做等時(shí)曲線(xiàn).
For this reason the cycloid is called the tautochrone.
分析
擺線(xiàn)鋼球行星傳動(dòng)減速器的振動(dòng)特性.
The vibration performance of cycloid ball planetary reducer was analyzed.