在图所示的�轮组中用110n的力在5s内把重为200n的物体匀速提高2m则 A.对重物做的有用功约为200j b.�轮组的机械效率约为90 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 theseWyvern, Cabbage, Palm hand, Cowl, Volleyball, Birdhouse, Condo, Detective, Campfire, Lounge, 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 #2309


anonymous
anonymous
sketch #1972 Boogaloo @Memphis


anonymous
anonymous
sketch #4869 Madara by Jean-Benoit Renaud


Ainhoa White
sketch #4305 Burka,


anonymous
anonymous
sketch #4979 Luffy


anonymous
anonymous
sketch #3505 Django


anonymous
anonymous
sketch #3350 Gerard Way by Carrieann Benthem


anonymous
anonymous
sketch #5083


anonymous
anonymous
sketch #4778


anonymous
anonymous
sketch #5040 Amy Winehouse by Timothy Palfreyman


anonymous
anonymous
sketch #5346


anonymous
anonymous
sketch #4904


anonymous
anonymous
sketch #4896


anonymous
anonymous
sketch #3769 The Beatles by يآآسر محمد


anonymous
anonymous
sketch #3372 Erza by Konstantin Kuznetsov


Gabriela Segura
sketch #2740 Monster by Gabriela Segura


anonymous
anonymous
sketch #5326


Jorge Valero
sketch #2735


anonymous
anonymous
sketch #5208 Alf by David Rossien


anonymous
anonymous
sketch #4646 Panda by Raimundo Santos


anonymous
anonymous
sketch #3736 Why so serious? by Taï Marsan


anonymous
anonymous
sketch #3032 Batman by Aaron Bahary


anonymous
anonymous
sketch #5199 Catface by Noeli Racioppo


anonymous
anonymous
sketch #4855


sketchmaster
sketch #2638 Cliff cool


Karim Tayyeby
sketch #2744 Burce Lee by Karim Tayyeby

tomski在图所示的�轮组中用110n的力在5s内把重为200n的物体匀速提高2m则 a.对重物做的有用功约为200j b.�轮组的机械效率约为90 coloring