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[热点] 求助一下有机合成大神 eihua 2026-01-22 刚刚
[已完结][关贴]紫外分光光度计测薄膜透射率 (博学EPI+1)(1/1168) tanling 2011-05-16 2011-05-16 15:36:57 by zhaohaixing
[已完结][关贴]瓷砖对氢氟酸的耐蚀力 (博学EPI+1)(2/539) feixiang2510 2011-05-16 2011-05-16 15:32:50 by zhaohaixing
[已完结]2011年等离子体暑期培训班 (博学EPI+1)(3/597) brucenan 2011-05-09 2011-05-16 14:18:53 by lxh419
[已完结]求名 李姓已出生男孩 (博学EPI+1)(8/944) cly0000 2011-05-16 2011-05-16 13:54:08 by kangfulike
[已完结]【求助】高效液相色谱图谱上无时间标注的色谱峰是什么？？ (博学EPI+1)(3/1930) dearnini 2011-05-16 2011-05-16 13:31:32 by 痴夷子皮
[已完结]色谱柱 (博学EPI+1)(3/274) lanlan1987 2011-05-16 2011-05-16 13:24:47 by 痴夷子皮
[已完结]求W-Cr-C 三元相图 (博学EPI+1)(4/869) houguolian 2011-05-16 2011-05-16 11:55:17 by bible2
[已完结]【求助】 气动阀【有效期至2011年5月18日】 (博学EPI+1)(6/841) 20707311 2011-05-16 2011-05-16 11:54:07 by qfw_68
[已完结]帮忙下载几份资料，有下载链接 (博学EPI+1)(5/660) xiexie99 2011-05-13 2011-05-16 11:46:26 by tjucruiser
[已完结]麦兜化学吧登录不了？ (博学EPI+1)(2/1517) Excel888 2011-05-15 2011-05-16 09:34:39 by yanjianfeng
[已完结]origin 数轴能否用分数表示 (博学EPI+1)(3/7020) ffing2011 2011-05-16 2011-05-16 08:14:31 by qfw_68
[已完结]求一个格调网的注册码 (博学EPI+1)(1/257) yyx19840628 2011-03-27 2011-05-16 01:13:18 by mubiao0706
[已完结]origin 7.5 绘图区域越变越小不断下移，该如何解决 (博学EPI+1)(2/987) qinxianyin 2011-05-13 2011-05-16 00:14:19 by ffing2011
[已完结]被大鼠抓伤了要不要打狂犬疫苗？出了点血 (博学EPI+1)(4/1280) ywj001 2011-05-15 2011-05-15 20:38:24 by 痴夷子皮
[已完结]双氧水和高锰酸钾的氧化性 (博学EPI+1)(3/920) 543440474 2011-05-15 2011-05-15 20:29:00 by 痴夷子皮
[已完结]苯基乙烯基酮 的制备 (博学EPI+1)(4/569) 开着宝马回家 2011-05-15 2011-05-15 19:51:00 by sally88814
[已完结]求力学高手帮忙算应力大小问题 (4/361) tklee1008 2011-05-13 2011-05-15 19:46:38 by 信彼南山
[已完结]杨姓男孩，2011-4-23下午17:01出生，求名字！ (博学EPI+1)(8/941) skyang 2011-04-30 2011-05-15 19:38:55 by 農夫叁拳
[已完结]求助文献题目 (博学EPI+1)(2/194) hgxywyl 2011-05-15 2011-05-15 17:18:41 by chsjk
[已完结]苯基烯丙基酮的制备方法 (博学EPI+1)(3/406) 开着宝马回家 2011-05-15 2011-05-15 17:06:59 by 开着宝马回家
10金币求 《多酸化学导论》 (8/1441) wr12580 2009-07-09 2011-05-15 16:58:04 by yxylixh
[已完结][关贴]求助实验数据分析 (2/479) ctt--1985 2011-05-15 2011-05-15 15:33:49 by newtime007
[已完结]求助 分离方法 (博学EPI+1)(3/368) bingning1319 2011-05-05 2011-05-15 14:59:26 by 碧水寒
[已完结][关贴]化工类证书考试 (博学EPI+1)(2/344) lan147167 2011-05-13 2011-05-15 14:45:22 by 碧水寒
[已完结]求 一些有机溶剂的lg p值 (博学EPI+1)(4/1656) songsunday 2011-03-23 2011-05-15 13:19:38 by sally88814
[已完结]【求助】哪位虫友能告诉我丙烯醛等物质的标准摩尔反应焓？急~ (博学EPI+1)(3/1149) Gee_Baby 2011-05-13 2011-05-15 13:11:21 by sally88814
[已完结]如何提高乙醇的电导率 (博学EPI+1)(1/1739) mumiandtt 2011-05-15 2011-05-15 13:08:18 by xsqwjxsq
[已完结][关贴]求助MATLAB计算一个公式的语法怎么写 (1/652) zhoumzhou 2011-02-16 2011-05-15 12:05:46 by dudu_雪儿
[已完结]求相转移 书一部 (博学EPI+1)(1/288) xiaowuheng 2011-05-15 2011-05-15 10:49:53 by qfw_68
[已完结][关贴]稀疏曲线（饱和曲线）的意义？紧急求助 (1/1403) swingman8 2010-11-26 2011-05-15 10:47:29 by biofuture
[已完结]求ABI 引物设计软件使用技巧视频以及实时PCR讲座视频 (博学EPI+1)(1/525) gxhnty 2011-05-10 2011-05-15 10:40:26 by mxkkxm
[已完结]请大家给王姓男宝宝取名：生辰2011年4月13日19时8分 (博学EPI+1)(1/390) 651615704 2011-05-15 2011-05-15 10:19:54 by mxkkxm
[已完结]缓蚀机理 (博学EPI+1)(3/286) 蜉蝣happy 2011-05-14 2011-05-15 10:04:44 by bersinger
[已完结][关贴]溶剂粘度对产物物相影响的解释 (博学EPI+1)(3/798) lyflvy1986 2011-05-14 2011-05-15 09:53:55 by bersinger
[已完结][关贴]标准曲线的K值 (博学EPI+1)(1/1960) 靳莉 2011-05-14 2011-05-15 09:12:55 by James_ever
[已完结]origin使用 (博学EPI+1)(5/622) yh614 2011-05-11 2011-05-15 09:06:54 by yh614
[已完结]求一化工计算题（如何计算洗涤塔冷凝水产生量） (博学EPI+1)(4/755) jiahu_fxl 2011-05-10 2011-05-15 07:30:04 by qfw_68
[已完结]纤维素酶的价格 (博学EPI+1)(2/324) 3356321 2011-05-14 2011-05-15 07:00:00 by qfw_68
[已完结]什么软件可以画非直角三维坐标的图?Origin? SigmaPlot? (博学EPI+1)(7/1864) iangie 2011-05-13 2011-05-15 02:38:29 by eric_lee007
[已完结][关贴]求助画螺旋结构的软件 (博学EPI+1)(1/302) xyjijun-fb 2011-05-14 2011-05-15 00:52:24 by sanghongyuan
[已完结]收藏夹找不到了怎么？ (博学EPI+1)(6/780) xfg09 2011-05-14 2011-05-14 22:24:27 by xfg09
[已完结]求助：B4C等折射率是多少？在线等 (博学EPI+1)(6/821) yingzi1120 2011-03-23 2011-05-14 22:23:22 by yingzi1120
[已完结][关贴]求材料工程基础课件！！！！ (博学EPI+1)(5/519) niunai2183 2011-04-05 2011-05-14 20:17:35 by niunai2183
[已完结]Excel中如何获得处理一列数据 (博学EPI+1)(9/2027) sharing0220 2011-05-13 2011-05-14 11:27:34 by chsjk
[已完结]求助 VAE乳液 (博学EPI+1)(1/608) 王莹198602 2011-04-20 2011-05-14 11:13:04 by bersinger
[已完结]急，求助 (博学EPI+1)(4/265) durixiang 2011-05-13 2011-05-14 10:52:31 by qfw_68
[已完结]潍坊药检所前几年的笔试一般是考什么 (博学EPI+1)(1/439) sdzyy 2011-05-09 2011-05-14 10:42:14 by D00614068
[已完结]电化学氧化还原电势 (博学EPI+1)(1/339) xubuoshi 2011-03-24 2011-05-14 10:30:52 by chxsun
[已完结]吡咯的质谱 (博学EPI+1)(2/252) houg 2011-05-13 2011-05-14 10:13:17 by houg
[已完结]豆丁网豆元不足。。。。哪位好心人帮帮忙 (博学EPI+1)(1/415) 下五章 2011-05-14 2011-05-14 09:35:52 by chsjk
[已完结][关贴]求解电磁测量习题 (1/270) 芷园散人 2011-05-13 2011-05-14 09:04:18 by 蒋斌
[已完结][关贴]求解电磁测量习题 (1/206) 芷园散人 2011-05-13 2011-05-14 09:04:11 by 蒋斌
[已完结][关贴]询问细胞中各种金属离子平均含量（最好有文献） (博学EPI+1)(2/518) renjiangang 2011-05-14 2011-05-14 09:03:22 by qfw_68
[已完结][关贴]求文献 (1/231) 凡人小五 2011-05-10 2011-05-14 08:57:19 by liu2004m
[已完结][关贴]求 二篇文献 (2/237) tiger999 2011-05-11 2011-05-14 08:53:07 by liu2004m
[已完结]请问现在在哪里可以查到09年12月英语六级考试成绩？ (博学EPI+1)(2/858) mowenyan 2011-05-14 2011-05-14 08:06:33 by qfw_68
[已完结]乙酰化反应，为什么说乙酸酐+吡啶是标准配置？ (博学EPI+1)(5/3482) xuxinn 2011-04-13 2011-05-14 05:53:58 by lian46
[已完结]关于FeC的拉曼光谱 (博学EPI+1)(1/545) ciciw 2011-05-13 2011-05-13 22:27:23 by 诗乡神雕
[已完结]EndNote中导入的博硕士论文，如何处理使其像其他期刊论文一样输出在参考文献中 (博学EPI+1)(5/4361) txyamy 2011-05-12 2011-05-13 22:10:28 by ljason
[已完结]急求文献一篇 蛮早的文献！ (博学EPI+1)(2/430) lewmihu 2011-05-13 2011-05-13 21:07:14 by lewmihu
[已完结][关贴]求助化合物的电子亲和势 (博学EPI+1)(2/437) leizi8586 2011-05-12 2011-05-13 20:55:41 by leizi8586
[已完结]离子色谱测磷酸氢根浓度时包不包括磷酸二氢根浓度？ (博学EPI+1)(2/1318) summerplum 2011-03-10 2011-05-13 20:54:14 by tenganguo
[已完结]XRD峰出现毛刺 (博学EPI+1)(3/1739) taozhangfeng 2011-05-13 2011-05-13 20:17:33 by iangie
[已完结][关贴]由三甲基氯硅烷得到疏水表面 (博学EPI+1)(1/1651) twfiwell 2011-05-13 2011-05-13 19:20:54 by kaizhixin
[已完结]如何在chem3D里稍微计算一下分子的总能量？ (2/1361) yanjp5740 2011-05-13 2011-05-13 19:16:37 by yanjp5740
[已完结]求有关地下水系统圈划资料 (博学EPI+1)(4/461) babyrabbit2006 2011-05-09 2011-05-13 18:57:50 by gjunfeng
给今年高考的小弟求个给力专业有效期至2011-8-1    ( 1 2 3 ) (评阅+1) (博学EPI+1)(104/5884) 阿黛拉 2011-02-10 2011-05-13 18:42:03 by tiejun-yan
[已完结][关贴]【求助】一篇关于工程施工索赔的英文文献，两千字左右 (1/466) zxzhae 2011-05-13 2011-05-13 17:47:51 by chsjk
[已完结]油酸的粘度值？？ (博学EPI+1)(4/1656) lyflvy1986 2011-05-12 2011-05-13 17:34:32 by 痴夷子皮
[已完结][关贴]求助1-羟基环己甲酸的液相吸收波长【截止日期：2011.5.10】 (评阅+1) (博学EPI+1)(2/265) 梦兔儿 2011-05-09 2011-05-13 16:55:57 by ystout
[已完结]乙酸能直接打色谱吗？ (博学EPI+1)(3/1043) lhrye 2011-05-13 2011-05-13 16:54:31 by redwolf662
[已完结]请教这种误差表述方法怎么制作，通过origin可以吗，寻详解 (1/231) qwky2010 2011-05-13 2011-05-13 16:49:29 by seaharrier
[已完结]文章搜索求助 (博学EPI+1)(3/243) leta3788 2011-05-13 2011-05-13 16:34:06 by leta3788
[已完结]碱性强弱 (博学EPI+1)(1/568) 蜉蝣happy 2011-05-13 2011-05-13 16:23:54 by 06233053
[已完结][关贴]求助有关高分子湿敏传感器的书籍或者相关资料！！ (1/266) atliuzhao 2011-05-12 2011-05-13 14:19:44 by zhongdanzhou
[已完结]求助：《城市化进程中同步加强城乡基层党建工作研究》论文一篇 (1/279) leina 2011-05-12 2011-05-13 11:45:57 by 我的开心果
[已完结][关贴]journal of nanoparticle research是SCI还是SCIE (1/323) libo3771756 2011-05-13 2011-05-13 10:43:55 by qfw_68
[已完结]请问HDPE和MDPE应如何区分，是否有国际标准对其给予了明确的定义？ (博学EPI+1)(4/905) tim21 2011-05-11 2011-05-13 10:23:58 by tim21
[已完结]HPLC的自动进样器六通伐析出白色粉末 (博学EPI+1)(5/1105) 329179568 2011-05-12 2011-05-13 10:11:20 by 痴夷子皮
[已完结][关贴]ISSR-PCR (博学EPI+1)(2/319) zyw_821212 2011-01-05 2011-05-13 09:25:56 by zjx4700
[已完结]晶体管的 亚阈值区 在哪里 (博学EPI+1)(1/614) nuptsww 2011-05-13 2011-05-13 09:20:49 by qfw_68
[已完结]求助免费下载一个百度文档的工具，谢谢 (博学EPI+1)(5/1578) alys009 2011-05-09 2011-05-13 09:02:24 by 平台洗马
[已完结]word宽度的问题！求助！ (博学EPI+1)(3/852) 溪水长流 2011-05-12 2011-05-13 08:40:32 by 溪水长流
[已完结]可调设计变量取哪些？ (博学EPI+1)(1/1477) zhaoweijinghe 2011-03-25 2011-05-13 08:06:15 by 永恒的阳光
[已完结][关贴]循环伏安能测纳米粒子的电化学性质吗 (博学EPI+1)(2/162) xinxi350 2011-05-08 2011-05-13 04:12:12 by xinxi350
溴化问题 (博学EPI+1)(5/432) iamliwei428 2011-03-31 2011-05-12 22:10:35 by 大白菜1
[已完结]等电点的简写——pI 是需要斜体书写吗？ (博学EPI+1)(2/3069) zixuan-092 2011-05-12 2011-05-12 21:03:37 by qfw_68
[已完结][关贴]老年性痴呆患者认知功能与单胺类神经递质的关系 (1/252) ximissyou 2011-05-11 2011-05-12 20:41:28 by qfw_68
[已完结][关贴]Methyl Primer Express Software1.0 设计的甲基化引物序列中的R代表什么意思 (1/1948) 择木而栖 2011-04-18 2011-05-12 20:15:20 by world663
[已完结]户口档案挂靠问题 (博学EPI+1)(7/1386) 398244217 2011-05-11 2011-05-12 20:10:55 by leekoo33
[已完结][关贴]【请问】影响OLED器件发光效率的因素 (3/1179) shujieliu 2011-02-18 2011-05-12 19:56:48 by zfcsss
[已完结][关贴]跪求这些物质的功函数 (博学EPI+1)(1/1109) 1053664314 2011-05-12 2011-05-12 17:46:32 by sunch2897
[已完结]求《材料化学》习题及答案！谢谢！！！ (博学EPI+1)(1/322) qiuyf-2007 2011-05-12 2011-05-12 17:38:26 by wry3300
[已完结][关贴]求北大博士论文 (博学EPI+1)(3/323) oniu825 2011-04-23 2011-05-12 17:30:14 by 我的开心果
[已完结]碳纳米管与FITC结合 (博学EPI+1)(1/1037) coincidenc 2011-04-21 2011-05-12 16:37:42 by 更深的蓝
[已完结]N2000色谱工作站软件 (博学EPI+1)(3/840) lanlan1987 2011-05-09 2011-05-12 16:33:21 by xiagm
[已完结][关贴]放弃求助，撤帖，请版主处理该帖，谢谢！ (3/224) lihao1912 2011-05-09 2011-05-12 16:11:30 by fiefie
[已完结][关贴]如何用spss检验另个回归曲线差异是否显著？ (博学EPI+1)(1/1159) lingchu 2011-03-22 2011-05-12 14:20:16 by lucyiehs
[已完结]为啥钢铁表面的氧化层带负电荷 (博学EPI+1)(1/709) linning1981 2011-05-12 2011-05-12 13:31:36 by James_ever
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