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yxl43

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rainbow£­83

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2Â¥2008-03-06 18:00:35
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ľͷ608

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You should try again and again.
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3Â¥2008-03-08 15:15:51
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catalist

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buffaloli(½ð±Ò+1,VIP+0):thanks
i think your trouble is the too fast hydrolysis of organic Ti. try some alcohol solutions to slow it down.
4Â¥2008-03-08 15:24:31
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yczhao99

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5Â¥2008-03-08 16:26:28
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weijiang

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buffaloli(½ð±Ò+1,VIP+0):¶àл²ÎÓëÌÖÂÛ£¡
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6Â¥2008-03-09 18:18:27
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ch2rfzx

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7Â¥2008-03-10 09:14:21
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luoshuiyuan2006

Òø³æ (СÓÐÃûÆø)

chemistry = chem  is  try   !!!
You should try again and again.
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8Â¥2008-03-10 11:38:29
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liuyunruoyan

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