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2008-05-28
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2008-05-10
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2008-04-25
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2008-05-10
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2008-05-12
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2008-04-25
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2008-05-06
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2008-04-22
2008-04-22 20:08:50
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2008-04-22
2008-04-22 16:30:02
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jianfan
2008-04-22
2008-04-22 13:12:06
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bluesky3065
2008-04-22
2008-04-22 11:38:37
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2008-04-18
2008-04-21 20:18:29
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chenen012
2008-04-17
2008-04-17 10:57:46
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2008-04-15
2008-04-16 23:49:40
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wanghongyu776
2008-04-08
2008-04-16 21:35:32
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luoluo8
2007-07-02
2008-04-16 14:38:30
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nnfyw
2008-04-15
2008-04-15 10:47:41
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2008-04-11
2008-04-11 12:47:46
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2008-02-26
2008-04-10 09:56:50
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iamyeguiren
2007-12-20
2008-04-10 09:15:48
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miaoguoliang
2008-04-09
2008-04-10 08:56:04
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2008-04-09
2008-04-09 22:08:22
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2008-04-09
2008-04-09 09:38:32
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2008-04-08
2008-04-08 20:47:46
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myhzxl
2007-12-19
2008-04-07 16:57:38
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2008-03-27
2008-04-06 21:34:48
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2007-12-11
2008-04-06 15:44:31
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2007-07-20
2008-06-14 00:10:56
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wyw032378
2007-06-06
2008-06-04 08:21:08
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nbsyami
2008-05-31
2008-06-01 09:06:28
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flypig878
2008-05-08
2008-05-28 12:29:57
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Fire Properties of Polymer Composite Materials
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chemistryer
2008-01-11
2008-05-15 01:09:22
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2008-03-27
2008-05-11 16:32:35
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westyouday
2008-02-13
2008-05-11 16:26:24
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2007-05-15
2008-05-11 16:12:54
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Dynamics of Polymeric Liquids ( second volume )
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flypig878
2008-04-28
2008-05-11 15:47:03
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Determination of Additives in Polymers and Rubber
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flypig878
2008-05-04
2008-05-06 14:08:15
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2008-04-05
2008-04-05 16:36:24
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