
Originally posted by seafireson2 at 2006-5-8 10:24 PM:
如果北極有個洞真穿南極, $ V, w3 A/ m% i
您跌入去,...
Originally posted by milk~~ at 2006-5-8 10:38 PM:
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對~~!) P: l7 a7 i+ F0 d$ ]
simple harmonic motion
Originally posted by fung at 2006-5-8 11:22 PM:/ C7 P5 f b+ p
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仲要with damping
Originally posted by gaye at 2006-5-8 11:35 PM:
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但假如我唔係 North Pole jump 落...
Originally posted by gaye at 2006-5-8 11:35 PM:' }$ a }0 o, [0 c
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但假如我唔係 North Pole jump 落...
Originally posted by spector.R at 2006-5-8 20:51:1 ?- g+ Q6 R. J( E4 p$ @
忽然有個奇想...你地有冇諗過) n( u, s* Q' {. S! J
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假設...
Originally posted by 機密 at 2006-5-9 12:10 AM:
無乜可能,除了極熱之外,還要頂得住地心的高壓! 未到對面你都變左屎餅啦! 瓜!![]()
Originally posted by gaye at 2006-5-8 11:35 PM:4 h( h( O H0 L6 ]& G* P3 R4 G
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但假如我唔係 North Pole jump 落...
Originally posted by 機密 at 2006-5-9 12:10 AM:; K& {2 q' d" V8 z4 D. ?& V* P
無乜可能,除了極熱之外,還要頂得住地心的高壓! 未到對面你都變左屎餅啦! 瓜!![]()
Originally posted by seafireson2 at 2006-5-9 00:15:- G# W: ?& z* ~5 K" F* G- p0 Q. o" o
都話明"假設"ar!!!!!!假設唔一定要正確ga.............
Originally posted by fung at 2006-5-9 12:03 AM:
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咁我諗要睇你點define上同落
...
Originally posted by spector.R at 2006-5-9 19:37:
我諗要達成呢個創舉仲難過派人上火星....

Originally posted by 奇 at 2006-5-9 09:22 PM: h' J5 ?0 O% m6 f; K f
我反而想知"下降"速度幾多?![]()
Originally posted by FishyR at 2006-5-9 05:09 PM:
我結論係去唔到最中心, 而喺地心同地面之間停下來. 喺個點係無地心吸力, 因地面質量對我所做成o既萬有引力, 同地心質量對我所做成o既萬有引力喺對等.
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