light speed* >> third cosmic velocity** with which your train would drive out of the solar system.
*light speed ~ 300Km/s
**third cosmic velocity ~17 Km/s
light speed* >> third cosmic velocity** with which your train would drive out of the solar system.
*light speed ~ 300Km/s
**third cosmic velocity ~17 Km/s
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王師傅沒學過物理,可以理解~@~
-^3.1415926^-
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02/23/2011 postreply
11:59:39
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He needs to consult a physicst like "me" before making the propo
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02/23/2011 postreply
12:06:22
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Opps, a typo: physicist
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02/23/2011 postreply
12:08:03
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BMT 裏說,不要那麽認真啦~@~咱這沒有引力,沒有重力,大家都是飄著的 ·@~
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02/23/2011 postreply
12:08:04
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