英语词汇“hypocycloid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	hypocycloid
释义	hy·po·cy·cloid (hī′pō-sīkloid′) n. The plane locus of a point fixed on a circle that rolls on the inside circumference of a fixed circle. hypocycloid If a is the radius of a fixed circle and b is the radius of a smaller rotating circle, the parametric equations of the hypocycloid are x = (a - b) cos θ + b cos ^{[(a - b) θ ]}/_b y = (a - b) sin θ - b sin [( ^{a - b) θ ]}/_b.
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