送交者: smileykingkong 于 2008-02-21, 20:51:17:

回答: 这个《奥运金牌教练没有科学素养...》的作者不对。 由 zhangqq 于 2008-02-21, 17:27:12:

• I don't have the empirical data for that. (无内容) - steven (0 bytes) 2008-02-21, 22:26:45 (207367)
  • 肉眼能看清两者落地时间的不同和落地时速度的不同吗？ - smileykingkong (67 bytes) 2008-02-21, 23:28:32 (207406)
    • There was one time a discovery/PBS/history (forgot which one) channel - steven (374 bytes) 2008-02-22, 00:22:59 (207415)

加跟贴