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[热点] 拟解决的关键科学问题还要不要写 xps5000 2026-01-23 刚刚
[已完结]做水溶性壳聚糖的最佳温度 (博学EPI+1)(2/1169) sexy_shoot 2011-05-19 2011-05-20 00:03:26 by sexy_shoot
[已完结]博士后买房后是否可以直接将户口迁到住房 (博学EPI+1)(2/2131) yingliu1013 2011-04-30 2011-05-19 22:17:56 by hurongcdx
[已完结]求文献 (博学EPI+1)(1/164) zlc_06 2011-05-19 2011-05-19 21:58:27 by qfw_68
[已完结]反射式X射线管阳极靶倾角 (博学EPI+1)(1/1081) 邵欣 2011-05-19 2011-05-19 21:17:22 by qfw_68
[已完结][关贴]有助googlebook两页，每页10金币 (0/116) wanghuanhit 2011-05-19 2011-05-19 20:28:17 by wanghuanhit
[已完结]还我金币！ (博学EPI+1)(3/159) 木晓 2011-05-19 2011-05-19 19:54:03 by 06233053
[已完结]渗透性测试用帆布片在哪里买？？ (博学EPI+1)(1/863) supermmkk 2011-05-19 2011-05-19 16:11:46 by newtime007
[已完结]关于从草中如何提取纤维素！ (博学EPI+1)(2/476) simbagl 2011-05-19 2011-05-19 14:47:57 by mxkkxm
[已完结]关于丙烯酸酯类得玻璃化温度。 (博学EPI+1)(1/1551) ustc999999 2011-05-19 2011-05-19 13:45:49 by liwhite
[已完结]她为什么选择在溜冰场见他？ (博学EPI+1)(9/1338) 学员pSwsxA 2011-05-18 2011-05-19 12:21:04 by lidagn
[已完结]帮忙下载百度文库11页 给5金币 (博学EPI+1)(5/557) 北斗星星 2011-05-18 2011-05-19 12:13:32 by lidagn
[已完结]弱弱地问一句：高锰酸钾与氢氧化钡的反应产物？？ (博学EPI+1)(1/1066) ryssl 2011-05-19 2011-05-19 11:17:50 by liwhite
[已完结]【求助】有一种胶水干了之后还是软的叫什么名字 (博学EPI+1)(5/3209) forust 2011-05-10 2011-05-19 11:05:44 by tachie
[已完结]求助化学合成论文 (博学EPI+1)(2/505) linting0729 2011-05-12 2011-05-19 10:49:32 by linting0729
[已完结][关贴]关于中国发表高水平论文情况 (博学EPI+1)(1/410) taojunchao 2011-05-19 2011-05-19 09:15:55 by mxkkxm
[已完结]空白的吸光度为负数 (博学EPI+1)(7/1771) 靳莉 2011-05-18 2011-05-19 08:23:53 by 靳莉
[已完结]各位充友帮忙找一下 (博学EPI+1)(3/434) 06233053 2011-02-28 2011-05-19 08:06:35 by zhangmkudi
[已完结][关贴]关于fluent的射流源设定的一些问题 (1/1589) zoupeng2046 2011-05-18 2011-05-18 21:27:56 by zoupeng2046
[已完结][关贴]反射式X射线管的管电压 (1/300) 邵欣 2011-05-18 2011-05-18 20:53:07 by 没有再见
[已完结]并五苯的稳定性如何 (博学EPI+1)(1/924) lclclclc88 2011-05-18 2011-05-18 20:42:47 by sally88814
[已完结][关贴]X射线管发展史 (3/705) 邵欣 2011-05-16 2011-05-18 20:30:12 by 邵欣
[已完结]分子筛活化 (博学EPI+1)(5/1414) happyheibi 2011-05-18 2011-05-18 17:30:13 by lin_twins
[已完结]求助一个初中数学问题    ( 1 2 ) (博学EPI+1)(14/1183) wxqzzyzh 2011-05-17 2011-05-18 17:25:35 by cat987123112
[已完结]求α-三氧化二铝的X-射线衍射的标准图 (博学EPI+1)(1/685) lanqianer 2011-05-18 2011-05-18 16:49:22 by rzyb001
[已完结]异氰酸酯的中毒现象 (博学EPI+1)(8/4176) yn6319 2011-05-16 2011-05-18 14:48:36 by Aries-shan
[已完结]求一化合物合成！！！！！ (评阅-1) (博学EPI+1)(2/335) zfchem 2011-05-12 2011-05-18 13:38:42 by zfchem
[已完结][关贴]治疗关节炎 体外模拟化学实验 检测哪些指标，如何检测？ (博学EPI+1)(4/443) xudan118 2011-05-14 2011-05-18 13:25:18 by xudan118
[已完结]测壳聚糖溶液粘度出了测得时间还需要什么已知的数据 (博学EPI+1)(2/901) sexy_shoot 2011-04-05 2011-05-18 11:19:50 by 段许佳0701
[已完结]求助一篇与聚丙烯酸酯乳液合成相关的本科论文 (博学EPI+1)(6/1267) csu03712 2011-05-18 2011-05-18 11:06:05 by csu03712
[已完结]气象色谱检测氢气用什么样的柱子，填充什么？柱子要自己填还是能买到啊？ (博学EPI+1)(2/837) 282347266 2011-04-12 2011-05-18 10:58:24 by 花枝笑雨
[已完结]寻找参加6月5号在杭州举办的《第12届燃烧副产物及健康影响国际会议》的虫虫 (1/375) lxt0524 2011-05-17 2011-05-18 10:49:13 by lxt0524
[已完结]那位虫友 是PUDN程序员联合开发网的会员？？求助帮忙下两个程序~~ (博学EPI+1)(3/658) endless5 2011-04-29 2011-05-18 10:41:25 by dudu_雪儿
[已完结]求助synthsis文献一篇 (博学EPI+1)(2/377) zhouli7683 2011-05-18 2011-05-18 10:31:01 by lhl333
[已完结]重结晶或洗涤，求解决 (博学EPI+1)(4/554) minisung 2011-05-11 2011-05-18 09:33:07 by minisung
[已完结]学习普通话的视频教程 (博学EPI+1)(3/569) 梦小浅 2011-05-17 2011-05-18 09:29:05 by xuzhiqiang
[已完结][关贴]哪里下载这本书：Trigger point？ (2/421) 越前花下 2011-05-08 2011-05-18 08:14:37 by 越前花下
[已完结]如何建坐标系，使得数值较小的部分被放大 (博学EPI+1)(5/1173) 祖谷 2011-05-17 2011-05-17 23:10:21 by liubencai
[已完结]做面膜时怎么溶解聚乙烯醇？ (博学EPI+1)(2/1588) 点心虫 2011-05-17 2011-05-17 21:55:47 by ljason
[已完结][关贴]求光化学书籍 (1/194) a469628949b 2011-05-17 2011-05-17 21:23:19 by a469628949b
[已完结]液相色谱工作站中的图谱转移到word里不清楚 (博学EPI+1)(2/842) 致死之眠 2011-05-16 2011-05-17 21:11:49 by huxiaohu
[已完结]重氮键是怎么反应的，求大侠指点！！！！ (博学EPI+1)(2/595) 追梦少年郎 2011-05-17 2011-05-17 20:31:22 by sally88814
[已完结]谁合成过这个物质？ (博学EPI+1)(6/606) 2005140303 2011-05-17 2011-05-17 18:47:20 by liwhite
[已完结]怎么萃取 (博学EPI+1)(4/455) 兮兮235 2011-05-16 2011-05-17 17:41:33 by 4877ermeng
[已完结][关贴][放弃求助]Bioorganic and Medicinal Chemistry Letters+2009+文献一篇 (1/778) shanzhizi123 2011-05-17 2011-05-17 17:25:05 by sally88814
[已完结]球磨罐打不开怎么办 (博学EPI+1)(3/2116) hc710 2011-05-17 2011-05-17 17:19:15 by 4877ermeng
[已完结]薄层色谱分离无机汞，甲基汞，乙基汞 (博学EPI+1)(1/453) zhan031 2011-05-16 2011-05-17 16:25:22 by liwhite
[已完结]求关于名人名言的小软件 (博学EPI+1)(2/525) 新时代阿Q 2011-05-17 2011-05-17 15:26:14 by wzw524226
[已完结]他其实在哪个方面有才能？ (博学EPI+1)(4/827) 学员pSwsxA 2011-05-17 2011-05-17 15:00:39 by NANPAO_Vic
[已完结]气体收集与分析 (博学EPI+1)(1/572) xudashao 2011-05-17 2011-05-17 14:54:41 by porfect21
[已完结][关贴]HA/PLA适合投什么杂志？？急 (3/334) raul0404 2011-04-26 2011-05-17 14:32:28 by eminent
[已完结][关贴]一个有机物的分离问题，乙酰半胱氨酸和它的甲酯如何分离？ (5/1363) kyber 2011-05-17 2011-05-17 13:46:29 by kyber
[已完结][关贴]journal of nanoparticle research是属于sci还是scie (3/667) libo3771756 2011-05-12 2011-05-17 13:44:04 by com_stu_zhang
[已完结]用GhostXP重装系统后，网卡驱动无法找到，不能上网，急，求助各位大虾！ (博学EPI+1)(2/925) fujinguo06 2011-05-11 2011-05-17 13:38:32 by com_stu_zhang
[已完结]正戊烷萃取问题 (博学EPI+1)(2/628) 叶紫zhe 2011-05-17 2011-05-17 13:27:09 by sally88814
[已完结]Epicoccin (博学EPI+1)(1/232) 看云人 2011-05-17 2011-05-17 13:02:51 by liu2004m
[已完结]（求助）提取柑橘皮中的果胶为什么加焦磷酸钠？有效至2011年5月18日 (博学EPI+1)(1/994) 点心虫 2011-05-17 2011-05-17 12:41:51 by liwhite
[已完结][关贴]关于定量 (1/148) zhaobeibei 2011-05-17 2011-05-17 12:37:45 by xtlilibin
[已完结]柴油和汽油的饱和浓度 (博学EPI+1)(2/483) shulun 2011-05-17 2011-05-17 12:28:55 by shenjerry
[已完结][关贴]如何将PS微球单层规则排列到Si片上或者玻璃上! (博学EPI+1)(4/1357) yan_weiguo 2011-05-15 2011-05-17 12:09:27 by sheldon102
[已完结]为什么用CF4和O2等离子体处理EVA后放置2小时后再涂上胶水，效果就很差？ (博学EPI+1)(3/1114) NANPAO_Vic 2011-05-09 2011-05-17 12:00:00 by NANPAO_Vic
[已完结][关贴]盐酸折射率与粘度问题 (博学EPI+1)(2/2242) yj1669 2011-05-16 2011-05-17 10:55:56 by yj1669
[已完结]关于TEOS一些问题 (博学EPI+1)(3/447) taozhangfeng 2011-05-16 2011-05-17 10:14:52 by jwsong
[已完结]动态光散射测定参数的设定 (博学EPI+1)(2/1097) 西大泡泡龙 2011-04-13 2011-05-17 10:12:34 by mhwpmhwp
[已完结]求助：JOUAN型号B4i离心机 (博学EPI+1)(1/382) 刺客616 2011-05-17 2011-05-17 09:46:33 by 优雅转身
[已完结]2205 焊接后 热处理消除应力 选用什么温度？ (博学EPI+1)(1/1167) cdlcheng 2011-05-17 2011-05-17 09:30:07 by qfw_68
[已完结][关贴]有奖 帮忙查询是否被sci检索 (博学EPI+1)(2/945) aimin2762 2011-05-17 2011-05-17 09:25:22 by zhaohaixing
[已完结][关贴]求大陆可以登录的国外英文娱乐网站（一个网址3个金币）    ( 1 2 ) (博学EPI+1)(13/1380) 1571608570 2011-03-16 2011-05-17 09:21:50 by 1571608570
[已完结][关贴]二茂铁甲酸和香豆素羧酸哪个跟环糊精更容易包合 (1/387) xinxi350 2011-05-17 2011-05-17 09:06:11 by xinxi350
[已完结]密码忘了    ( 1 2 ) (博学EPI+1)(11/1309) tongli2010 2011-05-15 2011-05-17 08:55:27 by 木虫/panda
[已完结]红外1560波数左右是什么峰啊？ (博学EPI+1)(4/5997) malachi610 2011-05-16 2011-05-17 08:19:46 by malachi610
[已完结][关贴]求北京能做冷冻超薄切片的地方 (评阅-20) (5/885) lovejhj 2011-05-16 2011-05-17 06:59:10 by mao816816
[已完结]溅射沉积制膜入射离子 (博学EPI+1)(3/447) lianglei 2011-05-16 2011-05-17 05:49:46 by qfw_68
[已完结]H谱前的样品处理 (博学EPI+1)(6/607) iamliwei428 2011-05-16 2011-05-16 23:58:17 by wanggewg
[已完结]测透射率和反射率 (博学EPI+1)(6/1569) tanling 2011-05-13 2011-05-16 23:31:53 by tanling
[已完结][关贴]为什么铜的纯度都用Cu+Ag≥99.** 表示？ (博学EPI+1)(4/1496) dafeng001 2011-05-16 2011-05-16 22:26:47 by dafeng001
[已完结][关贴]氟化物掺杂焙烧，如何防止氟化物挥发，以及能够得到纯单相？ (2/643) alibabashiqun 2011-03-24 2011-05-16 22:10:31 by black0014
[已完结]急求N,N-二甲氧碳酰乙基苯胺 (博学EPI+1)(2/631) 07093217 2011-05-04 2011-05-16 17:26:38 by wei2shen
[已完结]英文作文；题目：can we encourage or discourage private cars (博学EPI+1)(2/803) yingbin2010 2011-05-16 2011-05-16 16:46:24 by newtime007
[已完结]十万火急，高金币~~对于一个未知生物大分子分离纯时，应如何设计实验程序？？ (博学EPI+1)(4/664) a240188 2011-05-16 2011-05-16 16:41:10 by newtime007
[已完结]给男孩起名！！ (博学EPI+1)(5/872) zps1986 2011-05-16 2011-05-16 16:32:45 by 星光灿烂9323
[已完结]真空油泵使用的几个问题 (博学EPI+1)(6/1440) 带霜寒 2011-05-16 2011-05-16 16:08:31 by 带霜寒
[已完结]Antennae effect是什么？ (博学EPI+1)(2/651) lj2425lj 2011-05-14 2011-05-16 16:00:49 by lj2425lj
[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)(8/945) 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)(3/1931) 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)(3/279) 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)(6/842) 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)(5/661) 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)(2/1521) 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)(3/7027) 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
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