| 单词 | osculating circle |
| 释义 | > as lemmasosculating circle osculating circle n. Geometry a circle that osculates a curve at a given point, whose radius is the radius of curvature of the curve at that point. ΚΠ 1816Osculating circle [see main sense]. 1870 Proc. Royal Soc. 19 497 By inversion we get the characteristics for the osculating circles of bicircular quartics. 1984 W. Schofield Engin. Surveying (ed. 3) I. vi. 186 Before the angles to the osculating circle can be found the value of r3 must be known. < as lemmas |
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