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 .2a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 thesePotters wheel, Marbles, Boxes, Ruby, Strawberry, Dresser, Sunshine, Torch, Skull and crossbones, Tools, 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 #5440


anonymous
anonymous
sketch #3378


anonymous
anonymous
sketch #1732


anonymous
anonymous
sketch #3088 Billy from Saw by Naulian Ciko


anonymous
anonymous
sketch #1643


anonymous
anonymous
sketch #5416


anonymous
anonymous
sketch #2117


anonymous
anonymous
sketch #5084 Harry Potter by Enrique L. Manly


anonymous
anonymous
sketch #5201 Ponyta by WatasHi Satemura Oke


anonymous
anonymous
sketch #3523 My World My Way by Elena Artene


anonymous
anonymous
sketch #3810


anonymous
anonymous
sketch #5182 Inuyasha by Sepp Herberger


ShopRasta Roots
sketch #2787 Spongebob by ShopRasta Roots


anonymous
anonymous
sketch #1855 MAGIC DANCE


anonymous
anonymous
sketch #578 Butterflies


anonymous
anonymous
sketch #5079 SketchToy Pencil by Sarah Prieto


anonymous
anonymous
sketch #3567 Worried Girl by Juvenilia Alexandrino


anonymous
anonymous
sketch #3404 Terminator by Enrique L. Manly


anonymous
anonymous
sketch #3538


anonymous
anonymous
sketch #5077 Light of Hope by Itz Rakhi


anonymous
anonymous
sketch #5369 Wolverine by ShopRasta Roots


Shuvo Islam
sketch #2770 Maggie by Shuvo Islam


sketchmaster
sketch #2613


anonymous
anonymous
sketch #1853 scribble


anonymous
anonymous
sketch #5018 Owl by Komlós László


anonymous
anonymous
sketch #5226


Tom Kelly
sketch #643 Happy Valentines


anonymous
anonymous
sketch #1536 Dark Night


sketchmaster
sketch #2588 Buble by sketchmaster


anonymous
anonymous
sketch #3063

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 .2a和b的交换过程是通过 coloring