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[热点] 最失望的一年 老年副高的关门� 2026-01-23 刚刚
[已完结]求助wiley上的文献一篇，急，谢谢 (博学EPI+1)(5/875) lls0917 2011-05-31 2011-06-01 08:44:32 by tory1987
[已完结][关贴]蛋白质的功能 (博学EPI+1)(1/258) sysw 2011-06-01 2011-06-01 08:40:32 by wangchangwei
[已完结][关贴]维生素K2的订购 (3/388) viviantuntun 2011-05-31 2011-06-01 08:37:34 by baffy
[已完结]请帮忙分析下此晶象图的晶粒度，组织及其他相关东西 (博学EPI+1)(1/431) 13skin 2011-05-31 2011-06-01 07:24:34 by chenlzu
[已完结]有关油酸钙的吉布斯自由能问题 (博学EPI+1)(1/453) yangjunliu 2011-05-31 2011-06-01 06:24:38 by qfw_68
[已完结]用于GC-MS气体分析的气体收集器（野外采气） (博学EPI+1)(2/603) xuanxuankaoyan 2011-05-31 2011-06-01 06:09:51 by qfw_68
[已完结]polymeranalogous reactions 是什么反应？ (博学EPI+1)(1/349) 空色的风铃 2011-05-31 2011-06-01 05:47:31 by qfw_68
[已完结]求电解质两篇文献 (博学EPI+1)(2/355) lianglei 2011-05-31 2011-05-31 23:48:45 by 575791472
[已完结]请高手确定一下碳原子序数 (博学EPI+1)(3/875) zrj0606 2011-05-31 2011-05-31 21:38:47 by liubencai
[已完结]Springer Science+Business Media 与 Springer-Verlag GmbH 的关系 (博学EPI+1)(1/1033) gmnpu2 2011-05-31 2011-05-31 20:43:20 by qfw_68
[已完结]【求助】请高手帮忙下载点资料(有链接) (博学EPI+1)(4/558) cuishao_小 2011-05-31 2011-05-31 20:36:45 by xiaoshm
[已完结]Tahara A, Akita H, Chemical and Pharmaceutical Bulletin, 1974, 22(7):1547-1554 (1/395) zrj0606 2011-05-31 2011-05-31 19:54:16 by qustliyong
[已完结][关贴]聚乙二醇200中 二甘醇超标 (1/436) lhlkm 2011-03-19 2011-05-31 19:50:09 by lj718
[已完结][关贴]求助beta-二酮的合成方法及相关文献 (1/358) yujiaowang 2011-03-13 2011-05-31 19:47:36 by lj718
[已完结][关贴]关于浮萍研究专著的书求助 (博学EPI+1)(1/322) 水石阁主 2011-03-14 2011-05-31 19:47:00 by lj718
[已完结]求助几篇论文 (博学EPI+1)(1/216) 似曾相识1 2011-05-31 2011-05-31 18:19:50 by sally88814
[已完结]急！求助测定安乃近尿药浓度的文献 (博学EPI+1)(1/347) xiaogangan 2011-05-31 2011-05-31 18:14:36 by qfw_68
[已完结][关贴]编辑邮箱 (1/181) leedl 2011-05-31 2011-05-31 17:48:15 by mengxc
[已完结]在origin中粘贴中文乱码    ( 1 2 ) (博学EPI+1)(15/2357) fangdel 2011-05-25 2011-05-31 17:18:45 by hx7111
[已完结]origin画图求助 (博学EPI+1)(7/1257) tanzhijian 2011-05-29 2011-05-31 17:13:35 by hx7111
[已完结]DCC和DMAP参与的酯化反应问题 (博学EPI+1)(4/1325) iamliwei428 2011-05-10 2011-05-31 16:55:28 by gtywugang
[已完结]请大家推荐《水分析化学》教材 (博学EPI+1)(3/549) mtzh 2011-05-27 2011-05-31 15:40:13 by 逍遥杰001
[已完结]钯碳回收 (博学EPI+1)(1/427) blackfish7611 2011-05-30 2011-05-31 15:11:51 by 谦恭四海
[已完结][关贴]请帮忙看看我的热重是不是得重做 (博学EPI+1)(3/845) aaa393903466 2011-05-30 2011-05-31 14:57:12 by hblgczy
[已完结]noteexpress点了没有反应    ( 1 2 ) (博学EPI+1)(13/1704) hszz 2011-05-30 2011-05-31 14:51:54 by lingyunmu
[已完结]天津站到天津药名康德怎么坐车 (博学EPI+1)(1/446) xcx1985 2011-05-31 2011-05-31 14:09:31 by qfw_68
[已完结]恳请帮忙下载《罗氏MODULEP800生化分析仪定标故障检修》 (博学EPI+1)(1/492) ppqui1 2011-05-31 2011-05-31 14:08:11 by qfw_68
[已完结][关贴]过氧化氢氧化乙醇用什么作催化剂 (博学EPI+1)(3/1107) sossars 2011-05-31 2011-05-31 14:04:54 by sossars
[已完结]反式结构 (博学EPI+1)(1/487) wanglin59081 2011-05-31 2011-05-31 13:34:48 by sally88814
[已完结]管理会计题目 (博学EPI+1)(1/246) qingyun112 2011-05-29 2011-05-31 13:10:44 by liu2004m
[已完结]溶出伏安法？ (博学EPI+1)(1/398) greatsupercat 2011-05-30 2011-05-31 13:09:03 by liu2004m
[已完结]询问如何写一个正式书面说明 (博学EPI+1)(3/509) gaohua-sunny 2011-05-31 2011-05-31 13:08:42 by liwhite
[已完结]请教寄生（原）虫在体外培养中丢失染色体的问题 (博学EPI+1)(1/351) 刺客616 2011-05-30 2011-05-31 13:08:12 by liu2004m
[已完结][关贴]碳纳米管/纳米金复合物固载血红蛋白用于邻苯二酚检测 (博学EPI+1)(1/1632) junxuan125 2011-05-30 2011-05-31 13:07:24 by liu2004m
[已完结][关贴]求助病毒浓缩方面的问题 (博学EPI+1)(1/500) 饼哥 2011-05-30 2011-05-31 13:06:36 by liu2004m
[已完结]求助图片修改，高手帮忙 (博学EPI+1)(4/971) sinova 2011-05-31 2011-05-31 12:46:55 by sinova
[已完结][关贴]弱酸性阳离子交换树脂的使用方法? (博学EPI+1)(1/1049) suchanghui 2011-05-28 2011-05-31 12:08:47 by hg30717580
[已完结]SCI会议的poster presentation 有必要参加吗？ (博学EPI+1)(3/968) endless5 2011-05-30 2011-05-31 11:45:42 by Adamwt
[已完结]硕士毕业后想考几个又有的证书，请前辈给点建议 (博学EPI+1)(2/1005) yuan1692 2011-05-30 2011-05-31 11:27:53 by wanredsunny
[已完结][关贴]溴化亚铜在乙醇中溶解度及一些溴化物的检测方法 (0/1757) 小虫是我 2011-05-31 2011-05-31 11:24:30 by 小虫是我
[已完结]求一minitab软件（12.0版）的注册码 (博学EPI+1)(3/527) ctt--1985 2011-04-29 2011-05-31 10:07:47 by whilecy
[已完结][关贴]论述用改良单纯形法有效、快速的找到最佳实验条件的关键步骤是什么？ (2/298) 罗刚 2011-05-15 2011-05-31 10:03:51 by 馨香一瓣
[已完结]求助，关于膜装置成本设计计算问题 (博学EPI+1)(4/978) 赎醉 2011-04-19 2011-05-31 09:21:46 by juezhuo000
[已完结][关贴]cti std 112 美国冷却塔协会标准 (2/599) wbh 2011-02-18 2011-05-31 09:11:51 by jack_0983
[已完结][关贴]求温州市卫生局统考药剂科的历年试题 (1/461) 种子xu 2011-05-08 2011-05-31 09:09:16 by jack_0983
[已完结]高光学折射率玻璃是什么组成？1.823的 (博学EPI+1)(6/1184) wlj5211314 2011-05-28 2011-05-31 09:03:15 by qfw_68
[已完结]求关于磷酸的文献知识 (博学EPI+1)(4/573) renzhuo 2011-05-25 2011-05-31 08:58:26 by jack_0983
[已完结]求文献，离子迁移数 (博学EPI+1)(4/614) lianglei 2011-05-31 2011-05-31 08:55:52 by tory1987
[已完结]红外光谱分析 大虾帮帮忙啊 论文用啊 急啊 (博学EPI+1)(4/1168) LXQ0512114 2011-05-30 2011-05-31 08:08:10 by LXQ0512114
[已完结]香草醛-冰醋酸法测定总三萜的含量 (博学EPI+1)(2/1036) xchaosky 2011-04-15 2011-05-31 06:58:47 by mao816816
[已完结][关贴]请问环状葡萄糖有哪些同分异构体？各自的结构和俗称是什么？ (6/3995) 风语者512 2011-05-30 2011-05-31 00:22:45 by 风语者512
[已完结][关贴]求助，要分离H2 CO CH4 CO2 用什么柱子 (博学EPI+1)(4/1027) tlp8666807 2011-05-26 2011-05-31 00:07:02 by netsking
[已完结][关贴]小麦单基因 (2/232) lingliang 2011-05-05 2011-05-30 22:41:24 by nicholwei
[已完结][关贴]如何根据P值判断模型是否适合 (博学EPI+1)(1/1006) hfliup98 2011-05-23 2011-05-30 22:04:49 by xichen4834
[已完结]实验有两个指标如何权衡啊 期望数学建模的同学帮帮我，万分感激 (0/569) qwky2010 2011-05-30 2011-05-30 21:57:38 by qwky2010
[已完结]求核磁处理软件Delta (博学EPI+1)(7/1652) xiongL 2011-05-30 2011-05-30 21:32:55 by yujian8608
[已完结]豆丁文档下载 (博学EPI+1)(8/498) csu03712 2011-05-30 2011-05-30 20:54:49 by ruifenghaha
[已完结][关贴]求5-溴吲唑有关反应的文献 (博学EPI+1)(3/902) chenbing939 2011-05-10 2011-05-30 20:01:15 by chenbing939
[已完结][关贴]有色冶金的回收率和直收率的权威概念是什么呢？ (博学EPI+1)(1/1114) MnO 2011-02-17 2011-05-30 19:51:47 by lj718
[已完结]薄膜相 体相 的区别 (博学EPI+1)(2/546) lclclclc88 2011-05-30 2011-05-30 19:41:08 by qfw_68
[已完结]labamimal文章发表流程？ (博学EPI+1)(2/274) huohailong 2011-05-29 2011-05-30 18:55:48 by huohailong
[已完结]寻找文献 (博学EPI+1)(1/227) zealme 2011-05-30 2011-05-30 18:48:38 by liu2004m
[已完结][求助]'Formaldehyde' in Ullmann's Encyclopedia of Industrial Chemistry 2010 (博学EPI+1)(4/781) tundra 2011-03-11 2011-05-30 18:19:29 by tundra
[已完结]用pMD-18T simple 双向测序，PCR验证有条带，结果却是空质粒 (博学EPI+1)(2/1302) treeseed 2011-05-30 2011-05-30 17:32:06 by donnie2226
[已完结]acetic acid-releasing elastomer 是什么材料，谢谢！ (博学EPI+1)(1/585) qingtianxiaoxue 2011-05-30 2011-05-30 17:28:28 by qfw_68
[已完结]化学试剂粘度问题 (博学EPI+1)(1/1092) shengrui 2011-05-30 2011-05-30 17:06:35 by qfw_68
[已完结]公子起名！！给力喽    ( 1 2 3 4 ) (博学EPI+1)(33/1402) fansnowsky 2011-01-01 2011-05-30 17:06:16 by xuejiaozhang
[已完结][关贴][求助] 25金币求RiboPrinter 的操作和试验说明 [有效期至2011年5月24日] (评阅+1) (博学EPI+1)(3/786) king0654 2011-05-22 2011-05-30 16:34:38 by jack_0983
[已完结][关贴]如何向外国人讨要质粒 (博学EPI+1)(1/491) Alexis 2011-05-30 2011-05-30 16:28:56 by liu2004m
[已完结]Mn2+ 二价锰离子 有几个单电子？ (博学EPI+1)(3/2381) kfwangguan 2011-05-27 2011-05-30 16:14:46 by kfwangguan
[已完结]关于genetic position (博学EPI+1)(1/467) gene122 2011-05-23 2011-05-30 13:03:23 by liu2004m
[已完结]作为乳化剂的HLB值范围一般是多少啊？ (博学EPI+1)(5/5487) mqjyyn 2011-05-27 2011-05-30 12:33:51 by 明日香-冰山
[已完结]求文献《Emulsions in Enhanced Oil Recovery》和《Emulsion Characterization》 (博学EPI+1)(2/459) qiaoye 2011-05-30 2011-05-30 11:28:28 by qfw_68
[已完结][关贴]饱和器 (博学EPI+1)(2/335) qingshanke1 2011-05-30 2011-05-30 11:02:27 by qingshanke1
[已完结]求篇Mg 或者Ca或者Fe或者Zn或者Cu或者Mo与EDTA配合物生成金属络合物的论文 (博学EPI+1)(2/1303) 石头的小窝 2011-05-29 2011-05-30 10:12:37 by mao816816
[已完结]关于WORD排版中的分页怎么弄的?? (博学EPI+1)(5/1418) peilirong 2011-05-29 2011-05-30 09:16:12 by 陈成龙
[已完结]求助光电转换效率与波长图的由来 (博学EPI+1)(2/1628) s20090615 2011-05-27 2011-05-30 07:48:17 by fansire
[已完结]简单解释原子核的自旋（NMR） (博学EPI+1)(2/1214) lianglei 2011-05-29 2011-05-30 07:40:01 by qfw_68
[已完结][关贴]请问 四氰基对二次甲基苯醌（ 7,7,8,8-Tetracyanoquinodimethane）的升华温度 (1/392) xujx_1220 2011-05-29 2011-05-30 07:24:11 by qfw_68
[已完结]急！！~请教高手 (博学EPI+1)(3/411) 什么江湖 2011-05-29 2011-05-30 02:59:47 by lianglei
[已完结]求助Curr Pharm Des文献一篇 (博学EPI+1)(1/684) wen790 2011-05-29 2011-05-30 00:54:31 by hsf81105
[已完结]求助：溴酸钠和亚硫酸氢钠水溶液反应[有效期至2011年5月30日] (评阅+1) (博学EPI+1)(3/1005) 329920466 2011-05-29 2011-05-29 23:22:00 by 都都安安
[已完结]求帮助 (博学EPI+1)(1/169) zhulty 2011-05-29 2011-05-29 23:15:57 by 都都安安
[已完结][关贴]Mg与EDTA形成金属络合物的合成 (1/659) 张英英 2011-05-29 2011-05-29 22:19:00 by lovebb
[已完结][关贴]蜂蜜水分 (1/212) zhyh277 2011-05-29 2011-05-29 21:55:06 by qfw_68
[已完结][关贴]X光管阴极设计 (1/188) 邵欣 2011-05-13 2011-05-29 21:54:14 by nuxgnem
[已完结][关贴]环形管内的流量计算 (1/1072) 高聚物初学者 2011-05-17 2011-05-29 21:48:00 by nuxgnem
[已完结][关贴]【求助】我做的联氨电催化氧化峰电位为什么这么负啊【有效期至2011年6月26日】 (评阅+1) (博学EPI+1)(1/829) yangerhu 2011-05-28 2011-05-29 21:42:12 by liu2004m
[已完结]【求助】药品的购买【有效期至11年6月15日】 (评阅+1) (博学EPI+1)(3/744) kzz258 2011-05-29 2011-05-29 21:36:48 by liu2004m
[已完结][关贴]对5mm厚度的钢板，如何实现从内部进行加热？    ( 1 2 3 ) (博学EPI+1)(23/2633) simwe390 2011-05-19 2011-05-29 21:33:33 by nuxgnem
[已完结]求助 传媒公司 起名(中英名均有) 有效至6月10号 (博学EPI+1)(5/472) huanhuan325 2011-05-24 2011-05-29 21:24:05 by nuxgnem
[已完结][关贴]二氧化钛超亲水薄膜？？？ (博学EPI+1)(2/1584) httpht 2011-04-05 2011-05-29 21:04:53 by wandaohzl
[已完结][关贴]2010版药典中有多少品种做了鉴别，检查和含量测定又是多少呢？ (博学EPI+1)(1/393) yuxl198401 2011-05-28 2011-05-29 20:32:25 by xiaoli3030
[已完结]100金币求宝宝乳名    ( 1 2 3 4 5 6 .. 11 ) (博学EPI+1)(105/4527) marshal_wu 2011-01-24 2011-05-29 20:29:03 by aobama23
[已完结][关贴]求助铝材清洗剂的工艺及生产方法 (博学EPI+1)(1/541) li626984_2 2011-05-29 2011-05-29 20:17:56 by hblgczy
[已完结]【求助】工业级的英文缩写是什么？比如化学纯是CP，那工业级呢？ (博学EPI+1)(3/6322) yuangenyue 2011-05-29 2011-05-29 19:15:12 by yuangenyue
[已完结]求化工物性算图手册 (博学EPI+1)(1/346) rzyb001 2011-05-29 2011-05-29 18:41:33 by hblgczy
[已完结][关贴]湍动能和耗散率的影响因素。。。。。。。 (博学EPI+1)(1/3938) 3996、威廉 2011-05-29 2011-05-29 18:19:40 by H954720898
[已完结]大家踊跃发言，鲁南制药怎么样，工作考虑中~~~~~~~ (博学EPI+1)(8/1874) yzjxzhh 2011-05-19 2011-05-29 16:25:25 by 豆哥
[已完结][关贴]求助一个关于正丙胺的点板问题 (2/370) xhxc138 2011-05-23 2011-05-29 13:31:56 by 韩斌
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