特殊用法confocal hyperbola1.共焦(点)双曲线conjugate hyperbolas1.共轭双曲线cubic hyperbola1.立方双曲线, 立方双曲挠线cubical hyperbola1.双曲挠线, 三次双曲线equilateral hyperbola1.等轴双曲线, 直角双曲线Euler's hyperbola1.欧拉双曲线geodesic hyperbola1.测地双曲线power hyperbola1.功率双曲线rectangular hyperbola1.直角双曲线right hyperbola1.正双曲线spherical hyperbola1.球面双曲线temperature hyperbola1.温度双曲线hyperbola of higher order1.高阶双曲线