| 单词 |
epicycloidal |
| 释义 |
epicycloidal
 epicycloidThe parametric equations of an epicycloid arex = (a + b) cos θ - b cos ( a + b/b θ)y = (a + b) sin θ - b sin ( a + b/b θ).ep·i·cy·cloid E0176600 (ĕp′ĭ-sī′kloid′)n. The curve described by a point on the circumference of a circle as the circle rolls on the outside of the circumference of a second, fixed circle.
ep′i·cy·cloid′al (-kloid′l) adj.EncyclopediaSeeepicycloid |
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