fung

Originally posted by milk~~ at 2006-5-8 10:38 PM:
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6 K5 v; s$ x2 k4 k對~~!4 x2 s: V- S4 I- E0 n6 s
simple harmonic motion

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8 {1 g/ L7 D2 k+ M) M仲要with damping

fung

Originally posted by gaye at 2006-5-8 11:35 PM:1 D: _) x; v7 D/ n

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8 R$ f  u( L' O6 L2 G- z  ?* J但假如我唔係 North Pole jump 落...

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咁我諗要睇你點define上同落
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8 A* e9 Q5 }5 Q+ \& m) ~. v好似好廢...
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: h! X' i. m  H, y即係話如果你設由north -> south為落
) u/ k8 c0 I' E. [% H( z1 q' A) N由core去到south, 對north而言依然叫落( s2 |; X9 k) Z9 I6 o; W* k
vice versa7 v2 @9 L8 y$ i0 M

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反而有樣野你要bear in mind ge係# X7 [) M8 R, S3 ?4 S
由core出發, 要input energy