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 theseBaloney, Soccer ball, Peninsula, Chicken chook, Stork, Hedge, Postal Worker, Frog, Dice, Army, 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 #1490 James Joyce....


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


anonymous
anonymous
sketch #1260


anonymous
anonymous
sketch #704


anonymous
anonymous
sketch #3064


anonymous
anonymous
sketch #5071 Rihanna by Johan Kennet Espinoza Moreno


anonymous
anonymous
sketch #68509


anonymous
anonymous
sketch #5037 Dolphin by Meen Suksoi


anonymous
anonymous
sketch #5133 Jiraiya by Saiful Farizam


anonymous
anonymous
sketch #5139 Sick Sick Six Urs Stefan


anonymous
anonymous
sketch #978


anonymous
anonymous
sketch #1923 12


anonymous
anonymous
sketch #5361 Emma Watson by Glynis June Williams


Donara Smbatyan
sketch #1455 donara


Rachel Roe
sketch #2643 Spring chick


anonymous
anonymous
sketch #4429 Spongebob by Brenda Peña


Милен Тревата
sketch #2771 Naruto by Милен Тревата


anonymous
anonymous
sketch #3532 Angel by Geneval Mendes


Cherie N Patanao
sketch #1043 Deadoo..


anonymous
anonymous
sketch #4700


Carly Kelly
sketch #120 a pretty flower


anonymous
anonymous
sketch #3447 Hidan (Akatsuki) by ßeyza Karaca


anonymous
anonymous
sketch #5136


anonymous
anonymous
sketch #334 DON 'T!


anonymous
anonymous
sketch #1287 No smoke


Helyryn
sketch #308


Tom Kelly
sketch #521 A hungry caterpillar


anonymous
anonymous
sketch #3260 sorry to over comment on your blog .haha. I 'm just flnpiipg through your posts after finding you through the KCWC. Recently I had this huge urge to learn to sketch with black ink pens. This cloud drawing is exactly the thing that I feel the need to put on paper. : )

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