平面截圆锥截出椭圆双曲线抛物线分别是如何截的,详细一点 知乎 Template


You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: zhihu.com





Try and sketch some of theseSoccer ball, Cowl, Gloves, Railroad, Sunburn, X-ray, Tree house, Zodiac, Bow and arrow, Church, view more ideas


please wait, the page is loading...

More Sketches

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

anonymous
anonymous
sketch #3236 Sunset by Aaron Bahary


anonymous
anonymous
sketch #839


anonymous
anonymous
sketch #4901 Adventure Time by Louisette Alain


Rachel Roe
sketch #669 Cluck


anonymous
anonymous
sketch #4990


anonymous
anonymous
sketch #4829


anonymous
anonymous
sketch #1453


anonymous
anonymous
sketch #3259


anonymous
anonymous
sketch #5313 Katy Perry by Monalisa Theresia


Amer Amimer
sketch #2813 Stan from South Park by Amer Amimer


anonymous
anonymous
sketch #313 Uchiha Sasuke


anonymous
anonymous
sketch #1221 səhər abbasova gözəi qız hamı məni çox seve anam da çox sevir


anonymous
anonymous
sketch #312


anonymous
anonymous
sketch #5279


John Davis
sketch #2784


anonymous
anonymous
sketch #3138 Papa Smurf by Courtney Spragg


anonymous
anonymous
sketch #314 Butterfly


anonymous
anonymous
sketch #4921


anonymous
anonymous
sketch #286 sun


anonymous
anonymous
sketch #4713


anonymous
anonymous
sketch #3637


anonymous
anonymous
sketch #1892 hmmmm........


anonymous
anonymous
sketch #5278 Cosmos by Jenna Khoùlix�


anonymous
anonymous
sketch #5192


anonymous
anonymous
sketch #1972 Boogaloo @Memphis


anonymous
anonymous
sketch #5218 Marshall Lee Dj-ionut Manelomania


anonymous
anonymous
sketch #3479


anonymous
anonymous
sketch #2989 Little Chibi by Loai Issa

tomski平面截圆锥截出椭圆双曲线抛物线分别是如何截的,详细一点 知乎 coloring