| 新 | 标 题 | 悬赏分 | 发贴人 | 回复/阅读 | 回复人 | 更新时间 |
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求红外谱图处理软件!! | 3 | zhang519 | 6/1241 | xzhdty | 2009-04-22 11:42:25 |
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急需北大邢其毅主编的基础有机化学，大虾帮帮忙吧！！！ | 3 | zhang519 | 10/960 | 无心快语 | 2008-11-12 20:24:47 |
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求几篇文献的全名!!!! | 3 | zhang519 | 2/961 | zhang519 | 2008-10-02 09:09:23 |
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做农药合成的朋友进!!! | zhang519 | 1/848 | pirate2008 | 2008-09-11 20:13:59 | |
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新农药的除草活性测定问题!! | 3 | zhang519 | 3/1012 | dayongpeng | 2008-06-15 22:06:52 |
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敌百虫碱解生成敌敌畏的问题!!!! | zhang519 | 3/1151 | afc | 2007-11-13 12:58:06 | |
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农药将何去何从！！~！~ | 3 | zhang519 | 9/1027 | czsnhg | 2007-10-04 11:58:01 |
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请教!!!最低检出量和最低检出浓度??? | zhang519 | 6/1175 | 2002026013 | 2007-09-29 19:45:01 | |
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急！！急！！急！！ 求助文献两篇！！！各位大虾指教！！ | 3 | zhang519 | 5/750 | slhin | 2007-05-20 01:24:27 |
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吡唑硫磷(pyraclofos)的毒性研究 | 3 | zhang519 | 2/766 | zhang519 | 2006-10-27 11:28:46 |
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吡唑硫磷(pyraclofos)的毒性研究 | 3 | zhang519 | 1/760 | zhang519 | 2006-10-26 15:25:54 |
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各位大虾帮忙啊！~！~！ | 3 | zhang519 | 9/636 | wangjianbo | 2006-10-17 19:29:10 |
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各位大虾请进，交流一下！~！~！~！ | zhang519 | 3/588 | sgd1101 | 2006-10-07 20:02:33 | |