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Ìú¸Ëľ³æ (ÕýʽдÊÖ)

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[ Last edited by jipinb on 2009-6-21 at 11:35 ]
2Â¥2008-12-18 22:35:39
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jipinb(½ð±Ò+2,VIP+0):лл²ÎÓë 5-18 13:22
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marchfeng

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No! It's very hard to break C-F bond

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jipinb(½ð±Ò+1):лл²ÎÓë
No because it's very hard to break C-F bond
4Â¥2008-12-21 13:47:09
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5Â¥2008-12-21 16:55:45
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saflzm

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