如图是人体内气体交换和运输示意图请据图回答1图中ad分别代表什么气体a D .2a和b的交换过程是通过 来完成的而肺泡与 Template




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

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com






Try and sketch some of thesePavilion, Fishhook, Eye patch, Magnolia, Snorkel, Horseshoe, Singer, Gun, Berries, Peaches, 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?

sketchmaster
sketch #2635 Zoidberg by sketchmaster


anonymous
anonymous
sketch #5114 Doraemon by Carrieann Benthem


anonymous
anonymous
sketch #3197 Dragon by Yuryi Zambrano


anonymous
anonymous
sketch #4480 ZOMBIE by Rubel Parvez


anonymous
anonymous
sketch #2950 Miss Fortune from League of Legends by Araceli GM


anonymous
anonymous
sketch #2022


anonymous
anonymous
sketch #3059


sketchmaster
sketch #2608 Beauty and the Beast by sketchmaster


anonymous
anonymous
sketch #5155


anonymous
anonymous
sketch #4945


anonymous
anonymous
sketch #5037 Dolphin by Meen Suksoi


anonymous
anonymous
sketch #21085 Tobirama by Enrique L. Manly


anonymous
anonymous
sketch #5248


anonymous
anonymous
sketch #3554 Dr. House by Carrieann Benthem


Donara Smbatyan
sketch #1440 donara


anonymous
anonymous
sketch #5307


anonymous
anonymous
sketch #4287 eye


anonymous
anonymous
sketch #5435


Rachel Roe
sketch #141 Sunset


anonymous
anonymous
sketch #280


anonymous
anonymous
sketch #2959 manga girl blue hair


Tom Kelly
sketch #251


anonymous
anonymous
sketch #1927


anonymous
anonymous
sketch #5260


anonymous
anonymous
sketch #3232


Ashok Kumar Chaturvedi
sketch #2699 Girl in shades Ashok Kumar Chaturvedi


anonymous
anonymous
sketch #2283 Head in a shoe

tomski如图是人体内气体交换和运输示意图请据图回答1图中ad分别代表什么气体a d .2a和b的交换过程是通过 coloring