| 单词 | epicycloid |
| 释义 | epicycloid (once / 311035 pages) n WORD FAMILY epicycloid: epicycloids USAGE EXAMPLESIn epicycloidal teeth the curve forming the face of the tooth is designated an epicycloid, and that forming the flank an hypocycloid. Rose, Joshua, Modern Machine-Shop Practice, Volum...(2012) EPICYCLOID, the curve traced out by a point on the circumference of a circle rolling externally on another circle. Various, Encyclopaedia Britannica, 11th Edit...(2011) When c = a or = ∞ the curve reduces to the cardioid or the two cusped epicycloid previously discussed. Various, Encyclopaedia Britannica, 11th Edit...(2010) n a line generated by a point on a circle rolling around another circle Hypo|Hyper cardioid an epicycloid in which the rolling circle equals the fixed circle line roulette, roulette a line generated by a point on one figure rolling around a second figure |
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