超: exceed; surpass; overtake曲面: hook face; curve; curved sur ...的: 4次方是 The fourth power of 2 i ...法线: normal曲面的法线: normal to a surface; normal to the surface曲面的法线矢量: normal vector of a surface曲面的法线向量: normal vector of surface表面的法线: normal to a surface超曲面: hyperenvelope; hypersurface代数超曲面: algebraic hypersurface等距超曲面: equidistant hypersurface二次超曲面: quadratic hypersurface; quadric hypersurface管道超曲面: canal hypersurface积分超曲面: integral hypersurface拟脐超曲面: quasiumbilical hypersurface特征超曲面: characteristic hypersurface凸超曲面: convex hypersurface约束超曲面: co traint hypersurface; constraint hypersurface坐标超曲面: coordinate hypersurface曲线的法线: normal to a curve; normal to curve不可约超曲面: irreducible hypersurface二次超曲面束: pencil of quadric hypersurfaces全测地超曲面: totally geodesic hypersurface; totallygeodesichypersurface实二次超曲面: real quadric hypersurface虚二次超曲面: imaginary quadric hypersurface