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Terms for subject General containing conic | all forms | exact matches only
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apolar conics从配极二次曲线
centred conic有心二次曲线
conic cup锥形杯
conic with center有心二次曲线
conic without center无心二次曲线
eleven-line conic十一线二次曲线
inpolar conic内极二次曲线
nine-line conic九线二次曲线
projective generation of conics二次曲线射影产生法