新 | 标 题 | 悬赏分 | 发贴人 | 回复/阅读 | 回复人 | 更新时间 |
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氯气用干燥? | 3 | 客观好看 | 10/1791 | 客观好看 | 2006-04-18 14:20:12 |
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求:普通话智能学习软件 | 3 | 飞鸟与鱼 | 2/913 | yjgzfl | 2006-01-28 14:14:17 |
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求Kleemann and engels-pharmaceutical substances (4th,2000)电子书 | 3 | hhmm00000 | 3/979 | hhmm00000 | 2006-01-08 18:56:26 |
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求助全文索取方法 | 3 | sftgyh | 7/1071 | thinpig7 | 2005-12-28 08:17:15 |
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砂芯漏斗如何清洗 | 3 | LW6721 | 14/4871 | cindyma | 2005-12-21 12:04:11 |
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求:外文文献查找全文 | 3 | oasis_lee | 5/921 | dandank | 2005-12-14 18:21:43 |
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请问什么教克分子比? | 3 | sabing | 7/1985 | wangjh217 | 2005-12-03 23:49:10 |
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安装软件chemoffice必需的序列号? | 3 | Ilfruits | 12/11804 | Ilfruits | 2005-11-28 19:08:11 |
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新手需要帮助,大侠们一定要帮忙呀,急求: | 3 | xinshouhu | 3/414 | xinshouhu | 2005-11-20 15:57:29 |
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紧急求助!!!!各位大侠一定要帮忙呀!! | 3 | gloria | 6/538 | gloria | 2005-11-20 15:53:06 |
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不小心,删了,重新问。。 | 3 | 老虎 | 4/254 | 老虎 | 2005-10-24 08:11:46 |
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请教分子的Q e值是何意 | 3 | taozhen | 9/381 | taozhen | 2005-10-23 17:04:30 |
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ppm与普通单位的换算问题!!!! | 3 | taibenben | 7/3025 | bljsjj | 2005-10-17 00:09:52 |
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求:vogel's Practical Organic Chemistry 5th edition | 3 | daffodilya | 17/907 | yjgzfl | 2005-10-04 12:22:29 |
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请哪位好心人帮查几篇文献!谢谢!一定有分加! | 3 | hong_shou | 9/770 | hong_shou | 2005-10-03 13:59:46 |
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用化学办法解难 | 3 | 88418035 | 9/409 | jizheng | 2005-09-28 09:06:39 |
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向pdf高手求救 | 3 | szt001 | 12/1095 | flower | 2005-09-27 23:34:00 |
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NH3水和HCL比值决定的PH 求助! | 3 | jiaozhu050 | 4/514 | wangsui | 2005-09-27 19:23:57 |
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谁有南开教材定量化学分析 | 3 | wangxue | 4/497 | wangsui | 2005-09-27 19:22:13 |
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求助:溶解饱和度问题 | 3 | why | 10/1921 | why | 2005-09-23 11:24:31 |