电梯门平时锁紧,但是当电梯到达这一层则打开,这种是需要什么装置来达到要求的? 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 theseSailor, Feather, Robot, Aircraft carrier, Bugs, Swinging bridge, Ribbons, Caravan, Baboon, Pollywog, 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 #3092


anonymous
anonymous
sketch #2197


anonymous
anonymous
sketch #1418 Dylan Thomas. Chayrolfrypan


anonymous
anonymous
sketch #1724


Carly Kelly
sketch #120 a pretty flower


anonymous
anonymous
sketch #3381 DBZ by Adidtzu Ady


anonymous
anonymous
sketch #3701 amazing Skull


anonymous
anonymous
sketch #5080 Megaman Zero (X) by Muhammad Raiyaan


anonymous
anonymous
sketch #3637


anonymous
anonymous
sketch #3385


anonymous
anonymous
sketch #3986


anonymous
anonymous
sketch #2939 Eye by Kimmy Kitty Perry Priemus


anonymous
anonymous
sketch #3404 Terminator by Enrique L. Manly


anonymous
anonymous
sketch #3651 Istanbul by DjDarío GT


anonymous
anonymous
sketch #5184 Walter White by Abdul Ghony


anonymous
anonymous
sketch #5069 Mad Hatter by Ahmed Mostafa


sketchmaster
sketch #2616 Green Day by sketchmaster


Amazigh N Amurwakuc
sketch #2359 imazighen amazigh flag


anonymous
anonymous
sketch #3059


anonymous
anonymous
sketch #5053


anonymous
anonymous
sketch #5112


anonymous
anonymous
sketch #4414


Rachel Roe
sketch #2642 Red dog


Rachel Roe
sketch #669 Cluck


anonymous
anonymous
sketch #1114 fire flame camping bonfire


anonymous
anonymous
sketch #3659 Portrait by Mari Falcsik

tomski电梯门平时锁紧,但是当电梯到达这一层则打开,这种是需要什么装置来达到要求的? 知乎 coloring