新 | 标 题 | 悬赏分 | 发贴人 | 回复/阅读 | 回复人 | 更新时间 |
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吡啶水溶液的分离 | 3 | ziyan | 2/651 | ziyan | 2010-02-27 08:32:00 |
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求查文献! | 3 | ziyan | 0/518 | 2008-09-24 08:25:34 | |
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要查一个化合物的物理化学特性以及用途,市场。。等如何? | ziyan | 0/638 | 2008-06-12 15:11:12 | ||
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求查文献,必加分! | 3 | ziyan | 2/665 | ziyan | 2007-12-07 22:00:57 |
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求晶体学书籍 | 3 | ziyan | 2/960 | ziyan | 2007-08-28 11:14:26 |
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求查文献,必加高分! | 3 | ziyan | 2/682 | ziyan | 2007-08-20 20:27:00 |
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跪求文献。。。一定加高分! | 3 | ziyan | 8/748 | ziyan | 2007-08-16 22:10:13 |
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一个骗子贸易公司!“上海厚励贸易有限公司 ” | ziyan | 4/932 | 幼儿园水平 | 2007-08-16 20:11:54 | |
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有人知道吗? | 3 | ziyan | 2/648 | ziyan | 2007-04-23 22:44:47 |
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大家谈谈氨基酸酯化阿! | 3 | ziyan | 10/2534 | xiaxia342 | 2007-04-19 19:20:22 |
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液相色谱故障如何排除? | 3 | ziyan | 4/733 | ziyan | 2007-02-05 11:41:19 |
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求查文献,必加高分!急!!!!!!!!! | 3 | ziyan | 5/529 | hcj | 2006-10-27 13:42:48 |
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这些东西哪里有卖? | 3 | ziyan | 8/904 | ziyan | 2006-09-26 20:42:16 |
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有人做过氨基酸酯吗? | 3 | ziyan | 9/1225 | ziyan | 2006-08-21 09:05:08 |
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下载书籍的好地方(转载) | ziyan | 2/785 | yusanyunsh | 2006-08-05 11:04:30 | |
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一个固化干燥问题。 | 3 | ziyan | 3/541 | ziyan | 2006-07-31 09:47:20 |
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求结晶技术 | 3 | ziyan | 2/870 | ziyan | 2006-07-17 16:20:32 |
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手性合成应注意什么? | 3 | ziyan | 4/594 | ziyan | 2006-07-17 16:17:48 |