弹力方程式中国区决赛 黑马北工商梦之队夺冠

图片地址：http://img6.cache.netease.com/sports/2015/6/16/20150616105926e6eac_550.jpg

小小橡皮筋能产生多大的动力？以橡皮筋为动力制作而成的赛车能达到每秒8米的速度，你能想象吗？6月15日，2015 Formula-E International Design Championship...

small rubber band can produce how much power? With the rubber band as the power of the car to reach 8 meters per second, can you imagine? June 15th, 2015 International Design Championship Formula-E...