怎么判断二重积分是x型还是y型? 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 theseBunkhouse, Pumps, Yeti, Raccoon, Sombrero, Crop, Volcano, Robin, Friend, Mascara, 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 #5219 Zayn Malik by Amila Madhushanaka


anonymous
anonymous
sketch #3667


يآآسر محمد
sketch #2818 Hellboy by يآآسر محمد


anonymous
anonymous
sketch #4896


anonymous
anonymous
sketch #5197 Rihanna by Ben Hall


anonymous
anonymous
sketch #5179 Audrey Hepburn by 陳一夫


anonymous
anonymous
sketch #5258 Adventure Time by Kheith Ryan Lubiano


anonymous
anonymous
sketch #3599 Lovely pencil face


anonymous
anonymous
sketch #4480 ZOMBIE by Rubel Parvez


anonymous
anonymous
sketch #859 meyvalar


anonymous
anonymous
sketch #5313 Katy Perry by Monalisa Theresia


anonymous
anonymous
sketch #5157


sketchmaster
sketch #2464 Spongebob by sketchmaster


anonymous
anonymous
sketch #5138 Monster by Leonie Cooper


anonymous
anonymous
sketch #3285 Spongebob by Abbie Hayman


anonymous
anonymous
sketch #3204 eminem


Donara Smbatyan
sketch #1454 donara


anonymous
anonymous
sketch #4722 Ichigo by Gopal Gopi


sketchmaster
sketch #2460 Zayn Malik of One Direction by sketchmaster


anonymous
anonymous
sketch #3310 Link by Cxsar Alvarez


Donara Smbatyan
sketch #1504 donara


anonymous
anonymous
sketch #5290 Kyuubi Jorge Valero


sketchmaster
sketch #2459 funky afro


anonymous
anonymous
sketch #280


anonymous
anonymous
sketch #4012 Owl sketch


anonymous
anonymous
sketch #4665 Iron Maiden EDDIE by Jenna Khoùlix�


anonymous
anonymous
sketch #4383 4383


anonymous
anonymous
sketch #3626 Skream by Wellen Lima

tomski怎么判断二重积分是x型还是y型? 知乎 coloring