请问什么是拓�等价?老师课上讲面包圈和咖啡杯的例子没有听懂? 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 theseSaddle oxfords, Peacock, Rake, Camping, Spittoon, Snowboard, Hopscotch, Casket, Monastery, Grump, 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 #5271


Rachel Roe
sketch #669 Cluck


anonymous
anonymous
sketch #4031


anonymous
anonymous
sketch #4691 Itachi by Jaqueline Salazar


anonymous
anonymous
sketch #1668 SUNSET


Rachel Roe
sketch #2645 Flowers in window


sketchmaster
sketch #2620 goblin man


anonymous
anonymous
sketch #3375


anonymous
anonymous
sketch #5259


anonymous
anonymous
sketch #4704 Slash


anonymous
anonymous
sketch #3637


anonymous
anonymous
sketch #2959 manga girl blue hair


Rachel Roe
sketch #25 Suzzy the stegosaurus


anonymous
anonymous
sketch #5178 Mewtwo and Transformation by Riley Hart


anonymous
anonymous
sketch #4708 Katekyo Hitman Reborn by Mário JBudo


anonymous
anonymous
sketch #1133 vinks


anonymous
anonymous
sketch #1950


anonymous
anonymous
sketch #5202 The Woman by Céline Chalois


anonymous
anonymous
sketch #3626 Skream by Wellen Lima


anonymous
anonymous
sketch #1953 愛鼠繪


anonymous
anonymous
sketch #5313 Katy Perry by Monalisa Theresia


anonymous
anonymous
sketch #687 Buddha Peace


anonymous
anonymous
sketch #5278 Cosmos by Jenna Khoùlix�


anonymous
anonymous
sketch #3232


anonymous
anonymous
sketch #4972


anonymous
anonymous
sketch #3974 Bird Skerch w/ vibration


anonymous
anonymous
sketch #5123


anonymous
anonymous
sketch #3217


anonymous
anonymous
sketch #3999 Deadmau by Speeð Üp Säm


sketchmaster
sketch #2608 Beauty and the Beast by sketchmaster

tomski请问什么是拓�等价?老师课上讲面包圈和咖啡杯的例子没有听懂? 知乎 coloring