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单词 spiral of Archimedes
释义 spiral of Archimedes
 Geom.
 a curve that is the locus of a point that moves outward with uniform speed along a vector, beginning at the origin, while the vector rotates about the origin with uniform angular velocity. Equation (in polar coordinates): r = a t.
 [1650-60; named after ARCHIMEDES]
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更新时间:2024/11/11 19:33:31