长曳物线 prolate tractrix

圆行曳物线 [数] circular tractrix

螺形曳物线 polar tractrix

拟曳物线 pseudo-tractrix

短曳物线 curtate tractrix

曳物线喇叭 [电子] tractrix horn

伪曳物线 [数] pseudo-tractrix

曳物线回转曲面 surface of revolution of tractrix

广曳物线 syntractrix