如何用纯几何证明圆锥曲线的各种性质 知乎 Template




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Try and sketch some of theseTorch, Cruise ship, Spoke shave, Outhouse, Cash register, Trombone, Gravy, Ice cream parlor, Knife, Saddle oxfords, view more ideas


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Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
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sketch #5124 Tony Tony Chopper by 陳一夫


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sketch #3242 Jolteon by Välë Chäpärrö Järämïllö


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sketch #2996 American Flag


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sketch #859 meyvalar


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sketch #3076 Angel by Burak Turan


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sketch #2150 batman


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sketch #3742 Homer by Koes Maung


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sketch #523 the man


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sketch #2616 Green Day by sketchmaster


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sketch #1853 scribble


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sketch #5268 Harley Quinn by 조바다


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sketch #3455 Enya by Georai Shahar


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anonymous
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sketch #5052 Gorillaz by Rafał Dawid


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sketch #2549


Chelley
sketch #3429 Another try of Miku xD

tomski如何用纯几何证明圆锥曲线的各种性质 知乎 coloring