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| 新 |
标 题 |
悬赏分 |
发贴人 |
回复/阅读 |
回复人 |
更新时间 |
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固体PH值问题 | 3 |
dfcpkfzx |
4/334 |
mengniu |
2013-01-27 18:41:58 |
| |
二个单词翻译 | 3 |
dfcpkfzx |
1/548 |
jimuwei |
2010-07-13 09:00:57 |
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求文献一篇 | 3 |
dfcpkfzx |
3/472 |
dfcpkfzx |
2010-07-12 19:59:52 |
| |
求2,4-二硝基苯甲醚标准 | 3 |
dfcpkfzx |
1/612 |
liujuan36 |
2009-11-19 12:21:02 |
| |
翻译两句英文 | 3 |
dfcpkfzx |
2/548 |
追梦0597 |
2009-08-12 15:34:40 |
| |
翻译一段英文 | 3 |
dfcpkfzx |
2/455 |
claymore |
2009-07-25 18:54:45 |
| |
再求助文献一篇 | 3 |
dfcpkfzx |
3/503 |
sky1980 |
2009-06-25 18:23:51 |
| |
求文献一篇 | 3 |
dfcpkfzx |
3/395 |
sky1980 |
2009-06-25 18:20:32 |
| |
求助文献一篇 | 3 |
dfcpkfzx |
3/416 |
dfcpkfzx |
2009-06-25 15:50:48 |
| |
求助文献一篇 | 3 |
dfcpkfzx |
10/459 |
dfcpkfzx |
2009-06-25 15:50:33 |
| |
求文献二篇 | 3 |
dfcpkfzx |
3/574 |
dfcpkfzx |
2009-06-25 15:49:42 |
| |
求助文献一篇 | 3 |
dfcpkfzx |
3/327 |
dfcpkfzx |
2009-03-18 14:47:59 |
| |
酸如何脱水生成酸酐 | 3 |
dfcpkfzx |
9/1553 |
zdl820618 |
2009-01-13 22:03:14 |
| |
求助文献二篇 | 3 |
dfcpkfzx |
4/493 |
dfcpkfzx |
2008-12-17 15:59:33 |
| |
求助文献一篇 | 3 |
dfcpkfzx |
10/523 |
dfcpkfzx |
2008-12-17 15:58:59 |
| |
求助文献一篇 | 3 |
dfcpkfzx |
2/489 |
dfcpkfzx |
2008-12-16 15:38:09 |
| |
求一篇文献资料 | 3 |
dfcpkfzx |
2/474 |
dfcpkfzx |
2008-07-22 09:27:49 |
| |
1H NMR分析 | 3 |
dfcpkfzx |
4/1754 |
dfcpkfzx |
2008-07-17 15:57:14 |
| |
急求降低己二胺的活性 | 3 |
dfcpkfzx |
4/708 |
dfcpkfzx |
2008-07-17 15:53:12 |
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快速提高电脑性能 | |
dfcpkfzx |
7/1088 |
flychem |
2007-09-27 17:38:26 |
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