极坐标下的二重积分,二次积分下每次积分的几何意义是什么? 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 theseEggs, Beach, Swimming pool, Eye patch, Tie, Zephyr, Timer, Spoke shave, Lemonade, Cruise ship, 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 #3261


anonymous
anonymous
sketch #3047 Oppa Pika Style by Itz Rakhi


anonymous
anonymous
sketch #3760 PSY by Juvenilia Alexandrino


anonymous
anonymous
sketch #3656 Igor by Vincent Baudement


anonymous
anonymous
sketch #5184 Walter White by Abdul Ghony


anonymous
anonymous
sketch #214 bugs bunny


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. : )


anonymous
anonymous
sketch #5127 Captain America by Mark Phillips


anonymous
anonymous
sketch #3259


anonymous
anonymous
sketch #4976


anonymous
anonymous
sketch #5279


anonymous
anonymous
sketch #5237 Gotye by Jhonatan Soares


anonymous
anonymous
sketch #2393


Rachel Roe
sketch #674


anonymous
anonymous
sketch #4685 Dave Mustaine by Erika Ishikawa


anonymous
anonymous
sketch #1253


anonymous
anonymous
sketch #3274


anonymous
anonymous
sketch #4310 robot


Carly Kelly
sketch #120 a pretty flower


anonymous
anonymous
sketch #5203 Alien vs. Predator Ani Chachua


anonymous
anonymous
sketch #3059


anonymous
anonymous
sketch #5055


anonymous
anonymous
sketch #5270 Fresh prince by Fatér Szilvia


anonymous
anonymous
sketch #4869 Madara by Jean-Benoit Renaud


Ainhoa White
sketch #4269 dragón


anonymous
anonymous
sketch #5287


anonymous
anonymous
sketch #2278 flower


anonymous
anonymous
sketch #303


anonymous
anonymous
sketch #3701 amazing Skull


anonymous
anonymous
sketch #4031

tomski极坐标下的二重积分,二次积分下每次积分的几何意义是什么? 知乎 coloring