| 单词 | elliptic paraboloid |
| 释义 | > as lemmaselliptic paraboloid elliptic paraboloid n. a paraboloid having elliptic cross-sections. ΚΠ 1842 Penny Cycl. XXIII. 304/2 For the elliptic paraboloid, let a parabola revolve about its principal axis, and let the circular sections become ellipses. 1993 College Math. Jrnl. 24 244 The graph..of this function is an elliptic paraboloid opening upward. < as lemmas |
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