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[热点] 2025 - Directed C‐H Bond Functionalization asymmsyn 2026-01-20 刚刚
[已完结]求PH值与温度的关系表！灰常感谢哦！ (博学EPI+1)(1/1157) liuyun721 2011-08-19 2011-08-19 10:27:39 by 13500558820
[已完结][关贴]FAO列出的五大健康食品 (博学EPI+1)(4/1155) xiezi7020 2011-07-08 2011-08-19 09:42:26 by lijunqing525
[已完结]求助一个实验问题 (博学EPI+1)(1/280) xingyundew 2011-08-19 2011-08-19 09:34:47 by YUE-jf
[已完结]求解 香草醛硫酸试液-乙醇（1:4）的混合溶液的配制方法 (博学EPI+1)(1/2130) 沉淀234 2011-08-19 2011-08-19 09:33:52 by YUE-jf
[已完结]抗菌活性 (博学EPI+1)(1/358) 微黄的情书 2011-08-18 2011-08-19 09:09:27 by shaojiyeah
[已完结]求助镁合金酸洗缓蚀剂用什么 (博学EPI+1)(1/927) sunjiaqi1128 2011-08-17 2011-08-19 00:13:22 by qingwa59
[已完结]【求助】样品中有氧化硅和单质硅，如何只测单质硅的含量？ (博学EPI+1)(1/633) 我想飞2009 2011-08-18 2011-08-19 00:09:04 by qingwa59
[已完结][关贴]推断一下SO2Cl2和三乙胺能反应吗 (2/408) xugan 2011-08-18 2011-08-18 23:11:16 by xugan
[已完结]仪器名称求助 (博学EPI+1)(1/441) mafei1987 2011-08-18 2011-08-18 22:17:11 by majun505
[已完结][求助]老公过生日，买什么礼物好呢？ 谢谢！    ( 1 2 ) (博学EPI+1)(15/1558) 845348493 2011-08-18 2011-08-18 20:42:45 by 湛若寒冰
[已完结][关贴]北科大金属学考研题求解 (博学EPI+1)(1/405) 冰雷卡 2011-08-18 2011-08-18 20:30:20 by bible2
[已完结][关贴]免疫学相关问题 (3/298) chenleisky1981 2011-07-19 2011-08-18 17:44:51 by 稻草人儿jjx
[已完结][关贴]白利度与温度之间的关系 (博学EPI+1)(1/1111) 清风翠竹 2011-08-18 2011-08-18 17:34:47 by shaojiyeah
[已完结]什么叫整泡剂？？？ (博学EPI+1)(1/1043) 王晶8827 2011-08-18 2011-08-18 17:34:41 by ma170134
[已完结]请问：南京哪里可以做800M的核磁？ (博学EPI+1)(2/842) jiabeixi_2006 2011-08-18 2011-08-18 17:08:57 by 06233053
[已完结]求作图高手将我这张图的绿色背景替换为白色背景 (博学EPI+1)(5/1136) 电泳 2011-08-18 2011-08-18 17:03:41 by 这是马甲
[已完结]EC50的测定 (7/1473) iamliwei428 2011-08-10 2011-08-18 16:11:26 by iamliwei428
[已完结]请教英语高手-与外国人初次见面如何打招呼 (博学EPI+1)(6/5345) sshuyan 2011-08-04 2011-08-18 13:58:41 by baby1985720
[已完结]求助辩证唯物主义和历史唯物主义学习资料 (博学EPI+1)(2/611) 残-影 2011-08-18 2011-08-18 12:37:29 by sunguiyu
[已完结]8909端口 (博学EPI+1)(2/609) 庞祥超 2011-08-18 2011-08-18 12:27:23 by sunguiyu
[已完结]忘记了EXCLE文件的密码 (博学EPI+1)(3/572) jry 2011-08-17 2011-08-18 12:05:36 by sunguiyu
[已完结][关贴]福林酚法测定总酚酸 (博学EPI+1)(3/1012) lantian8210 2010-06-08 2011-08-18 10:48:22 by ffxwnono
[已完结][关贴]求助染料亚甲基蓝在溶液中的解离点（pHpzc），谢谢！ (0/473) yujin2011714 2011-08-18 2011-08-18 10:30:11 by yujin2011714
[已完结]点板问题    ( 1 2 ) (博学EPI+1)(12/796) yhzgg 2011-08-16 2011-08-18 08:57:56 by Pd7577
[已完结][关贴]怎么用x射线测量镀膜厚度原理 十分谢谢 (0/258) zqlhs 2011-08-17 2011-08-17 23:35:49 by zqlhs
[已完结]PDF怎么转变成FileId了 (博学EPI+1)(2/322) 看云人 2011-08-17 2011-08-17 22:23:35 by 这是马甲
混凝土标准 (博学EPI+1)(4/324) yafeng117 2010-11-02 2011-08-17 21:46:31 by 我是考拉
[已完结][关贴]求帮助 (博学EPI+1)(1/266) chenqiaoxu 2011-08-17 2011-08-17 21:24:32 by chenlulu526
[已完结]玉米怎么煮才会有香气    ( 1 2 ) (博学EPI+1)(12/2399) zouyoutu 2011-08-12 2011-08-17 20:49:42 by wuhantina
[已完结]请问能不能改自己在论坛里面的名字呢 (博学EPI+1)(8/881) 老夏853 2011-08-13 2011-08-17 19:15:41 by 老夏853
[已完结]请教氟化的问题 (博学EPI+1)(4/637) geniuslijian 2011-08-17 2011-08-17 16:51:10 by 06233053
[已完结]英文翻译    ( 1 2 ) (博学EPI+1)(12/1153) wuqx263 2011-07-19 2011-08-17 14:08:24 by 幸福沉淀0512
[已完结]化学试剂中的保存条件 (博学EPI+1)(3/497) changshazzz 2011-08-17 2011-08-17 13:22:45 by majun505
[已完结]从物质名称求化学结构式。。。    ( 1 2 ) (博学EPI+1)(11/1448) yidiniaoren 2011-08-12 2011-08-17 12:51:39 by wshq988
[已完结][关贴]解释红外在1380-1400之间出现了很尖锐的峰，产物是Fe3O4中掺氧化石墨 (0/1056) 小段子 2011-08-17 2011-08-17 12:40:07 by 小段子
[已完结]金电极or镀金电极 (博学EPI+1)(3/928) o-kid 2011-08-16 2011-08-17 12:01:47 by o-kid
[已完结]求文献 (博学EPI+1)(1/234) xyy870112 2011-08-17 2011-08-17 11:07:13 by 06233053
[已完结]求文献 (博学EPI+1)(1/185) xyy870112 2011-08-17 2011-08-17 11:02:33 by 06233053
[已完结]醋酸酐的脱除    ( 1 2 ) (博学EPI+1)(10/1128) xiaohe11 2011-04-15 2011-08-17 10:57:44 by xiaohe11
[已完结][关贴]求考虑表面粗糙度的雷诺方程的有限差分法matlab程序 (博学EPI+1)(1/1070) sinbada 2011-08-15 2011-08-17 10:28:19 by mao816816
[已完结]求助文献 (博学EPI+1)(5/443) mafei1987 2011-08-09 2011-08-17 09:52:40 by longlenovo
[已完结]黄钾铁矾形成过程中pH的测定 (博学EPI+1)(2/504) hyqd2006 2011-06-15 2011-08-17 09:43:02 by meteor1129
[已完结]求助：用离子交换树脂 分离IL和糖液 的具体细节 (博学EPI+1)(1/898) jndxzzl 2011-06-21 2011-08-17 09:30:15 by meteor1129
[已完结]金属沉积在阴极板上如何剥离下来？ (博学EPI+1)(2/1036) tk96118 2011-08-01 2011-08-17 09:15:09 by meteor1129
[已完结]求助：喷雾干燥YC-015 (博学EPI+1)(9/1014) kglure 2011-08-15 2011-08-17 09:11:28 by kglure
[已完结]掉头发 (博学EPI+1)(9/993) hui20060424 2011-08-16 2011-08-17 08:38:39 by 06233053
[已完结][关贴]请大家帮忙看下这个CT检查单子，谢谢！！！ (博学EPI+1)(4/1384) 笨笨~~ 2011-08-16 2011-08-17 08:38:08 by 笨笨~~
[已完结]【求助】assembly reaction在有机反应当中怎么翻译合适 (博学EPI+1)(2/444) phoenix_king 2011-08-16 2011-08-16 23:15:03 by omfish
[其他问题] [关贴]散金币以祭奠逝去的爱情    ( 1 2 3 4 5 6 .. 33 ) (324/14974) liuhf008 2010-01-04 2011-08-16 23:03:51 by jiro
[已完结]求助Word 中一种叫Arno Pro 的字体,急！！！ (博学EPI+1)(6/2537) jiaziyong 2011-05-17 2011-08-16 19:55:24 by Qven
[已完结][关贴]求助 混合薄荷 总挥发油的含量计算 (0/1043) 罗刚 2011-08-16 2011-08-16 18:20:20 by 罗刚
[已完结]这两句英文啥意思啊？谢谢！ (博学EPI+1)(3/787) skyang 2011-08-16 2011-08-16 17:33:49 by 416114799
[已完结][关贴]如何配制不同PH值的土壤 (博学EPI+1)(2/975) changqing_li 2011-08-16 2011-08-16 17:09:06 by Queen703
[已完结]乳胶粒子表面的双键如何定量？可以用电导率滴定的方法吗？ (博学EPI+1)(3/557) zhanghuimei 2010-10-31 2011-08-16 16:50:29 by 06233053
[已完结][关贴]求助 关于药厂定量分析 (博学EPI+1)(2/666) wuqingzheng0394 2011-08-16 2011-08-16 16:43:05 by 虫之王
[已完结]请教 (博学EPI+1)(7/468) geniuslijian 2011-08-16 2011-08-16 16:38:53 by 06233053
[已完结]Failed download of an iFile book. Why? (博学EPI+1)(3/371) wust67 2011-08-16 2011-08-16 16:09:47 by xiaoshm
[已完结][关贴]求助 寻找可以承托3微米以下粒径的催化剂的承托材料 有效期至2011年08月21日 (0/158) 何建昇1986 2011-08-16 2011-08-16 15:57:05 by 何建昇1986
[已完结]求纯化方法 (博学EPI+1)(4/403) minisung 2011-08-16 2011-08-16 14:47:34 by minisung
求助一本书-蒋挺大编著的 木质素 (博学EPI+1)(3/711) tongxiangcai 2010-08-21 2011-08-16 13:27:12 by 求是zrl
[已完结]有关夏天用电量增加与变压器的问题 (博学EPI+1)(3/729) leegane 2011-08-16 2011-08-16 13:16:20 by 这是马甲
[已完结][关贴]刚在淘宝上开了一家沙发店，请虫子们去踩踩提提意见啊！    ( 1 2 3 4 ) (博学EPI+1)(33/1385) 20928140 2011-08-10 2011-08-16 11:53:52 by zz85251293
[已完结]求助 文献衔接 只是衔接即可 (博学EPI+1)(1/285) owlmac 2011-08-16 2011-08-16 11:39:33 by 06233053
[已完结][关贴]【求助】疾病模型Dismod2的中文教程【有效期至2011年8月25日】 (博学EPI+1)(1/2346) ronghui7388 2011-08-16 2011-08-16 10:11:28 by 13500558820
[已完结]编程性细胞死亡与细胞自噬是一样的么? (博学EPI+1)(1/628) mongcs 2011-08-16 2011-08-16 10:09:56 by 13500558820
[已完结][关贴]如何看计算出来的1-甲基咪唑电子密度中单独N的电子密度 (0/299) shijing467 2011-08-16 2011-08-16 09:20:21 by shijing467
[已完结][关贴]茶多酚、咖啡因标准 (博学EPI+1)(2/829) zhouli1178 2011-08-13 2011-08-16 08:57:22 by zhouli1178
[已完结]化学品安全说明书 (博学EPI+1)(2/410) luoxiaojun 2011-08-10 2011-08-16 08:26:32 by wedey2010
[已完结][关贴]英文文献 ：Moxifloxacin: clinical efficacy and safety (1/247) suzlxp 2011-08-16 2011-08-16 08:08:02 by 13500558820
[已完结]看过的一篇文献，记得其中的几句话，可怎么也找不到了…… (博学EPI+1)(3/741) 孔府家妞 2011-08-15 2011-08-16 06:35:12 by Justsoso
[已完结]习题答案 (博学EPI+1)(2/366) Bluesky1367 2011-08-15 2011-08-15 23:43:46 by yy565905733
[已完结]请问Catal Rev Sci Eng的文献在哪个数据库里查？ (博学EPI+1)(2/659) lijiaqi82 2011-08-15 2011-08-15 21:48:43 by qfw_68
[已完结]【求助】帮忙下载百度文库一篇文章 (博学EPI+1)(3/1278) AG_Sempron 2011-08-15 2011-08-15 20:00:42 by jayjul
[关贴]金属相关的行业的大虫们，请进来看下！ (博学EPI+1)(4/523) 三思 2011-08-15 2011-08-15 17:12:07 by 06233053
如何测定合金中氢的含量？ (博学EPI+1)(3/548) 木子四点 2010-10-19 2011-08-15 16:48:53 by yinghui_08
[已完结]重金寻赏 男宝宝姓名    ( 1 2 3 4 ) (博学EPI+1)(33/1609) casyyc 2011-08-09 2011-08-15 16:09:34 by 天堂向左
[已完结]有谁知道方铁石这个矿石么？ (博学EPI+1)(3/1872) 李景权 2011-08-15 2011-08-15 15:43:36 by shaojiyeah
[已完结]分析天平的放置 (博学EPI+1)(1/554) 蓝星 2011-08-15 2011-08-15 15:33:49 by shaojiyeah
[已完结]这种物质怎么合成 (博学EPI+1)(5/501) beyondboyy 2011-08-12 2011-08-15 14:50:00 by beyondboyy
[已完结]叶酸跑薄层板相关内容 谢谢 (博学EPI+1)(6/1105) 2110940090 2011-08-15 2011-08-15 14:46:57 by shaojiyeah
[已完结]关于参考文献的格式 (博学EPI+1)(4/888) zhaobeibei 2011-08-15 2011-08-15 14:28:26 by kaiser1303
[已完结][关贴]有谁了解上海情报所，上海图书馆，上海科技情报所的虫子啊？ (0/190) ldd2785 2011-08-15 2011-08-15 14:23:12 by ldd2785
[已完结]谁能教我在AUTOCAD中把彩色的图案转化为黑线条白衬底的打印模式？ (博学EPI+1)(7/1619) jackiemwd 2011-08-14 2011-08-15 14:23:02 by tianzhibin
[已完结]请问国标废除后没有新国标代替，论文中还可以引用吗？ (博学EPI+1)(4/1384) 墨尔本晴 2011-08-14 2011-08-15 14:11:08 by zzqfx
[已完结]关于还原反应的问题 (博学EPI+1)(6/681) fireisland 2011-08-03 2011-08-15 14:08:09 by fireisland
[已完结]文献求助 (博学EPI+1)(1/305) lwfyzq 2011-08-15 2011-08-15 12:27:12 by shaojiyeah
[已完结][关贴]制备水煤浆的煤粉的堆积效率 (博学EPI+1)(5/468) nowtiger8 2011-03-25 2011-08-15 11:24:22 by fengping10
[已完结]建小型试验装置需要做环评吗 (博学EPI+1)(4/2366) 天下为公5592 2011-08-15 2011-08-15 10:47:45 by nnnas
[已完结]海藻酸裂解酶和海藻糖合成酶基因工程研究 (博学EPI+1)(2/446) yyc2011 2011-08-15 2011-08-15 10:47:42 by 这是马甲
[已完结]紫外图求解！ (博学EPI+1)(7/515) jiangyaoquan 2011-08-12 2011-08-15 10:45:18 by kaiser1303
[已完结][关贴]哪里可以购买到芳甲基苯磺酰胺同甲醛、丁基化的1.3.5-三嗪-2.4.6-三胺的聚合物 (0/105) shark_gu 2011-08-15 2011-08-15 09:31:19 by shark_gu
[已完结]论文他引次数查询 (博学EPI+1)(7/1363) nandehutu9327 2011-08-14 2011-08-15 08:26:40 by 星星之火1986
[已完结][关贴]颗粒剂制备中的粘合问题 (3/797) 小房子819 2011-08-14 2011-08-14 22:26:53 by 2110940090
[已完结]求一服装店名    ( 1 2 ) (博学EPI+1)(17/1306) xiaoyang1202 2011-08-10 2011-08-14 22:13:02 by 朱雀飞舞
[已完结]帮忙"翻译一句英文"，谢谢 (博学EPI+1)(2/449) junxiao0320 2011-08-14 2011-08-14 21:50:13 by chenlulu526
[已完结]【求助】帮忙下2篇知网上的论文 (博学EPI+1)(4/492) duwenting_ 2011-08-14 2011-08-14 20:42:28 by xiaoxuechong
[已完结][关贴]药检所招聘考试真题【有效期至2011年9月20日】 (博学EPI+1)(1/649) lyliu10000 2011-08-14 2011-08-14 18:56:26 by 13500558820
[已完结]电厂增容改造 (博学EPI+1)(1/279) 新时代阿Q 2011-08-14 2011-08-14 18:54:58 by 13500558820
[已完结]陈平雁主编的《spss13.0统计软件应用教程》配套的数据文件集 (1/1978) kate晶 2011-08-14 2011-08-14 16:35:38 by sh2w
[已完结][关贴]一个关于SPSS数据处理的问题！ (1/336) zy315128 2011-08-14 2011-08-14 11:50:53 by zy315128
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