Read Edit View history 二次曲面 èrcìqūmiàn quadric surface Origin Definitions Defs Strokes Stroke Words Sentences Sents 二次曲面 èrcìqūmiàn quadric surface a surface formed by a quadratic equation in three variables, such as a sphere, ellipsoid, or paraboloid; conicoid Frequency Written text 0.017 per million Sources Frequency data BCC Corpus (BLCU)
二次曲面 èrcìqūmiàn quadric surface a surface formed by a quadratic equation in three variables, such as a sphere, ellipsoid, or paraboloid; conicoid Frequency Written text 0.017 per million Sources Frequency data BCC Corpus (BLCU)