| 释义 |
quadricquadric[ˈkwɔdrik]adj.1.■【数】二次的; 二次曲面的
词性变化quadric[ˈkwɔdrik]n.1.■【数】二次; 二次曲面; 二次型
特殊用法absolute quadric1.■绝对二次曲面concentric quadric1.■同心二次曲面confocal quadric1.■共焦二次曲面Darboux's quadric1.■达布二次曲面degenerate quadric1.■退化二次曲面, 可约二次曲面improper quadric1.■退化二次曲面Lie's quadric1.■李氏二次曲面nonsingular quadric1.■非奇[异]二次曲面, 满秩二次曲面osculating quadric1.■密切二次曲面outpolar quadrics1.■外配极二次曲面proper quadric1.■正常二次曲面, 常态二次曲面singular quadric1.■奇[异]二次曲面stress quadric1.■应力二次式unruled quadric1.■非直纹二次曲面quadric of deformation1.■形变二次式quadric of revolution1.■回转二次曲面 |