拿要看小車是靜態還是動態。
所有跟帖:
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Somebody needs to study high school physics again
-Khyang86-
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03/01/2011 postreply
11:20:10
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回複:Somebody needs to study high school physics again
-Muhammadovsky-
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03/02/2011 postreply
11:11:52
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見上麵的回複。
-Muhammadovsky-
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03/02/2011 postreply
07:13:21