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confocal quadric
meaning in English
共焦二次曲面
Related Words
confocal
confocal quardrics
confocal hyperbola
confocal paraboloids
confocal cones
confocal ellipses
confocal parabolas
confocal hyperboloid
confocal ellipsoid
confocal laser
confocal paraboloidal coordinates
confocal paraboloids
confocal quadrics
confocal quardrics
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