沙洲

确切地说, 摩擦力越大, 车能骑得越快.摩擦力小了, 想快也快不了. 轮胎打滑~~

沙洲

Originally posted by hatchetman at 2005-6-16 00:18:



开始给个初始速度，然后就会一直做匀速直线运动拉

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谈不上 又跑的快 啦!

沙洲

Originally posted by hatchetman at 2005-6-16 00:22:



反正也不慢:

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沙洲

Originally posted by hatchetman at 2005-6-16 00:22:



反正也不慢:也不花力气，好像你给牛吃草，牛能挤出奶wink.gif

[ Last edited by hatchetman on 2005-6-16 at 00:24 ]

不见得哦. 公牛也不出奶的~~:D

沙洲

Originally posted by hatchetman at 2005-6-16 00:26:



冰上就不用菜啦，滑冰多开心哦。。。嗖嗖:

捣乱!hit.gifhit.gifhit.gif
开你个头!