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[热点] RSC ADV状态问题 liukun2436 2025-12-06 刚刚
怎么检验铟、硒、Sb的纯度 2 (4/755) lingshizhen 2011-10-15 2011-10-19 09:12:39 by swordgang
[已完结]硒化钡 (1/228) luo09 2011-10-19 2011-10-19 09:05:31 by swordgang
高分子原料供应PTT 5 (1/319) 86denger 2011-10-18 2011-10-19 05:15:02 by qfw_68
求浙大考博真题:线性系统理论+运筹学(甲)或者是过程检测技术专业课题 不胜感激啊 2 (4/885) banren456 2011-08-31 2011-10-18 19:15:17 by banren456
汽车材料:新材料或老材料的发展前景 50 (9/612) haohaoxuexi981 2011-10-17 2011-10-18 18:16:17 by 056421547960
给自己女儿起名字,请大家帮帮忙,重赏!    ( 1 2 3 4 5 ) 5 (49/2260) liyong9397 2011-08-25 2011-10-18 16:55:45 by maomaowenny
求助y=y0 + (A/(w*sqrt(PI/2)))*exp(-2*((x-xc)/w)^2)是什么意思? 2 (1/3043) woai001 2011-10-18 2011-10-18 12:11:33 by qfw_68
有谁知道有关冶金方面的论坛 10 (2/353) durixiang 2011-10-17 2011-10-18 09:34:02 by sunye
耿氏振荡器如何实现电调制? 15 (0/173) renren小星星 2011-10-17 2011-10-17 21:22:34 by renren小星星
对凝胶讲解详细的书(定义,分类,性质参数,用途,检测,表征) 10 (0/267) 765516259 2011-10-17 2011-10-17 20:40:29 by 765516259
Dimer方法计算过渡态 10 (0/1482) duoruimi 2011-10-17 2011-10-17 18:29:53 by duoruimi
关于溶胶凝胶燃烧法 2 (0/548) zhanhaijuan 2011-10-17 2011-10-17 17:30:51 by zhanhaijuan
[已完结]求助 :用高粱糖化液培养乳杆菌需要添加什么必须试剂营养盐 (0/297) 最爱芒果 2011-10-17 2011-10-17 14:53:10 by 最爱芒果
请问哪种螯合剂或多元醇能够和铁离子形成红色的物质 2 (4/625) 天下为公5592 2011-10-10 2011-10-17 12:10:48 by 天下为公5592
医师资格证发放 10 (3/430) 游荡王子 2011-10-16 2011-10-16 23:03:49 by leimiao_hit
请教一下醇还原的办法 8 (5/972) 523367387 2011-08-22 2011-10-16 20:19:09 by zhoufan
求助季羡林大师的著作pdf版 100 (3/614) 329543477 2011-10-16 2011-10-16 17:09:19 by hxyue
一氯甲烷含微量水如何处理 10 (6/1233) tantan@ 2011-10-12 2011-10-16 13:21:20 by panxu
布尔邻接矩阵应用于动力学研究 2 (0/188) flashone 2011-10-16 2011-10-16 09:22:24 by flashone
谁知道南航继续教育学院袁海燕老师联系方式 5 (1/671) zihan1332 2011-10-15 2011-10-15 22:27:08 by yerufeng20
正交设计表 5 (4/557) 二殿下之子 2011-10-13 2011-10-15 22:13:57 by 陈成龙
关于点群与核磁共振的关系 2 (0/400) ljh866109 2011-10-15 2011-10-15 20:44:49 by ljh866109
关于3Dmax7的激活码,特别急。 30 (0/254) 恐怖实验者 2011-10-15 2011-10-15 19:29:13 by 恐怖实验者
求助阻聚剂问题?烯烃聚合 100 (0/294) guanjintao 2011-10-15 2011-10-15 13:32:25 by guanjintao
求助 马达加斯加1、 2英文原声电影 15 (1/751) chang306 2011-10-15 2011-10-15 09:43:18 by hxyue
为什么CIF文件导入DIAMOND不能长全晶体结构 4 (0/328) leigejuan 2011-10-15 2011-10-15 08:56:50 by leigejuan
求助 2 (评阅-1) (0/167) yancuizhi 2011-10-15 2011-10-15 08:30:12 by yancuizhi
苄醇如何生成苄卤?这步反应困住了我! 2 (0/389) hu19870829 2011-10-14 2011-10-14 23:21:47 by hu19870829
NMR谱与点群的关系? 10 (0/175) flwhdatou 2011-10-14 2011-10-14 22:19:40 by flwhdatou
以前的账户找不回密码了,怎么办 10 (6/898) litian2011 2011-10-11 2011-10-14 18:19:35 by shxyao123
求助:螺纹连接的电路可以承受瞬间高压电流吗? 2 (0/267) xiongsino 2011-10-14 2011-10-14 18:19:03 by xiongsino
请教重氮盐分解问题 5 (0/451) geniuslijian 2011-10-14 2011-10-14 13:50:59 by geniuslijian
[已完结]高人请指点:有关杯芳烃和聚乙撑亚胺的合成反应 (0/410) 小龙哥哥 2011-10-14 2011-10-14 11:45:06 by 小龙哥哥
求航天一院面试题 6 (0/664) donghua397 2011-10-14 2011-10-14 11:06:42 by donghua397
北京工业大学 校园网连接问题 求助? 5 (1/1224) hui20060424 2011-10-04 2011-10-14 10:53:09 by weibohuanjin
实验 2 (1/223) 心影915 2011-10-13 2011-10-13 23:57:30 by bliu861123
蛋白质 2 (2/247) 心影915 2011-10-13 2011-10-13 21:03:45 by xjy0791
[已完结][关贴]EDTA法测定锡的含量 (0/283) yanmei66 2011-10-13 2011-10-13 18:59:51 by yanmei66
求助电子地图 2 (3/563) swallow928 2011-10-13 2011-10-13 18:52:33 by houbajiao
[已完结][关贴]何为多胺醇线切割液 (0/230) chencong7819 2011-10-13 2011-10-13 17:53:04 by chencong7819
NTA和什么化合物在水溶液中混合后会产生具有氨气味的物质 2 (5/418) 天下为公5592 2011-09-30 2011-10-13 17:03:49 by 天下为公5592
维生素B6的衍生药品有哪些 2 (0/188) qianjie1102 2011-10-13 2011-10-13 15:35:06 by qianjie1102
请问:732树脂耐酸性能如何??能用浓盐酸再生吗?求解!! 12 (2/484) barryli 2011-10-13 2011-10-13 10:49:12 by barryli
各位宠友帮忙取个好听的商标名~~ 2 (5/549) cyidearapp 2011-10-01 2011-10-13 10:43:48 by keaileizhuer
请问知道d值和发光强度比,怎么画出衍射图 5 (1/467) coobi 2011-10-13 2011-10-13 09:54:44 by qfw_68
转录组学与人类遗传学的关系 10 (0/253) wangya2010 2011-10-13 2011-10-13 09:40:28 by wangya2010
[已完结][关贴]水杨苷糖部分4,6位羟基保护 (2/444) 远望 2011-04-30 2011-10-12 21:08:20 by 远望
请问ISTP多久更新一次啊! 2 (3/353) highflygzs 2011-10-12 2011-10-12 18:14:35 by highflygzs
[已完结][关贴]求PVT sim 流体物性模拟软件 (0/392) 苏菲 2011-10-12 2011-10-12 10:26:49 by 苏菲
寻找关于VB2005数据库编程的教程    ( 1 2 ) 50 (10/700) daojin593 2011-10-09 2011-10-12 09:03:55 by daojin593
求助:气相色谱测氢气 2 (1/348) 勾小勾 2011-10-11 2011-10-11 18:23:38 by ahhc1234
求天津大学出版 工程力学课后习题答案 2 (0/1409) 天地壹沙鸥 2011-10-11 2011-10-11 18:20:37 by 天地壹沙鸥
请教用DOE软件画三元图 5 (0/365) taishanwei 2011-10-11 2011-10-11 17:35:50 by taishanwei
求助:micro piv 10 (0/313) daofeng0206 2011-10-11 2011-10-11 16:50:03 by daofeng0206
气体流量如何测定? 5 (6/643) sdlwhkw 2011-10-09 2011-10-11 13:38:55 by 凌挫
急求二硫化钼(MoS2)在氢气中的还原温度,最好附带TPR图!! 10 (0/2136) soccer 2011-10-11 2011-10-11 10:25:26 by soccer
[已完结][关贴]多糖高级结构(螺旋or单链)的研究方法? (0/348) zq1979 2011-10-11 2011-10-11 10:21:24 by zq1979
关于J Coord Chem杂志的几个小问题 2 (0/247) cheliang2009 2011-10-11 2011-10-11 10:11:35 by cheliang2009
钢瓶中什么是氢头与氧头,有何区别,求高手指点 2 (3/462) 雨墨寒 2011-10-11 2011-10-11 09:43:43 by nnnas
常减压:开停工时,常压塔侧线抽空的原因?(求有条理,详细的解释) 18 (1/428) rururu009 2011-10-10 2011-10-11 05:12:47 by qfw_68
[已完结][关贴]精馏塔 (0/285) leonlu 2011-10-11 2011-10-11 00:09:54 by leonlu
[已完结][关贴]氨甲酰基硅烷的性质 (0/162) xiewencheng 2011-10-10 2011-10-10 20:37:53 by xiewencheng
[已完结][关贴]求救 关于离子液体做晶体的 (0/252) kai861218 2011-10-10 2011-10-10 19:49:26 by kai861218
[已完结][关贴]代谢产物分离 (0/209) 苗苗09 2011-10-10 2011-10-10 18:58:40 by 苗苗09
[已完结][关贴]scopus 和 isi proceedings (1/485) chenjing3636 2011-10-10 2011-10-10 18:45:45 by marine20082008
[已完结][关贴]氟碳表面活性剂 (0/473) 蜉蝣happy 2011-10-10 2011-10-10 16:50:55 by 蜉蝣happy
[已完结][关贴]炼油厂减压塔:减一线,减二线,减三线,碱渣,哪个酸值最低?为什么?(详细的解释) (1/755) rururu009 2011-10-10 2011-10-10 16:23:38 by qfw_68
[已完结][关贴]怎么在factsage的solution模块中输入修正的准化学溶液模型的过剩自由能表达式 (0/481) zggt 2011-10-10 2011-10-10 15:45:53 by zggt
[已完结]可在酸性条件下使用的乳化剂 (2/1672) hujian7036 2011-10-08 2011-10-10 09:44:27 by hujian7036
[已完结]审稿意见 (0/290) csgdaipanp 2011-10-10 2011-10-10 09:16:49 by csgdaipanp
[已完结]亚铁氰化锌受热分解方程 (1/501) chuhua5375 2011-10-08 2011-10-10 09:05:42 by chuhua5375
[已完结][关贴]求助Excel作图    ( 1 2 ) (11/974) gue2 2011-09-22 2011-10-05 10:39:31 by yang8962
[已完结][关贴]初三化学教学 (8/1111) 406971408 2011-09-28 2011-10-04 21:58:49 by 郭鑫博
[已完结][关贴]DMSO为什么是自由基捕获剂 (2/2493) lulijun198 2011-10-01 2011-10-01 22:55:39 by 以和为贵
[已完结][关贴]生漆在PH等于多少时粘度最大? (2/440) 无关想念 2011-09-29 2011-10-01 14:23:33 by marine20082008
[已完结][关贴]【求助】连蕊茶的石蜡切片,子房怎样软化?材料总是切碎,有什么好的解决办法? (1/446) 553199514 2011-09-27 2011-10-01 10:37:45 by renoliao
[已完结][关贴]丙纶纺丝结焦沾辊的问题,急,急,急! (1/535) w1983922 2011-08-30 2011-09-30 22:16:03 by herring8223
[已完结][关贴]求文献 (2/360) ylm221 2011-09-29 2011-09-30 14:25:01 by wustcaiwen
[已完结][关贴]求助贵州大学古生物学和普通地质学历年考研试题,急!! (4/734) cookiechenhua 2011-09-11 2011-09-30 00:15:40 by 江南少爷
[已完结][关贴]一级硕士点毕业证上填的是一级学科还是二级学科 (5/6645) haochong8858 2011-09-28 2011-09-29 17:42:19 by tuobaohua
[已完结][关贴]XPS测试地方及电话(西安) (2/395) c2002z 2011-09-29 2011-09-29 16:22:43 by c2002z
[已完结][关贴]XRF少量粉末样品(0.2g)制备 (3/696) lilin1119 2011-05-13 2011-09-29 00:32:31 by xjj330589932
求晶体学数据库卡片 6 (3/474) kiwiljj 2011-09-19 2011-09-25 11:33:52 by hblgczy
碳钢镀镍后的残余电流的来源及消除 20 (1/385) 心仪天下 2011-09-24 2011-09-25 09:02:29 by 心仪天下
求助一篇文献!!!悬赏5个金币 5 (2/395) 倩163 2011-09-23 2011-09-24 17:49:57 by shyykdx2
【求助】帮我下载一本叫《征地补偿费分配制度研究》的书,谢谢啊! 10 (6/565) forust 2011-09-07 2011-09-24 16:32:17 by forust
请教专业人士 2 (1/345) tqq1004 2011-09-23 2011-09-24 10:47:34 by 06233053
芳基羧酸怎么层析分离啊? 10 (2/522) lywlion 2011-01-26 2011-09-24 10:16:11 by lfx593
醇铝的XRD图 5 (0/433) chuhongbo 2011-09-23 2011-09-23 21:44:33 by chuhongbo
讨论 5 (0/278) ccaoxingfu 2011-09-23 2011-09-23 16:30:03 by ccaoxingfu
请问如何才可以合成纯的CaTiO3,SrTiO3,BaTiO3相?实验中该如何注意? 3 (2/286) 阳玫 2011-09-23 2011-09-23 16:25:27 by 阳玫
α-溴代酸酯的制备 5 (0/341) LIN20081988 2011-09-23 2011-09-23 15:53:54 by LIN20081988
求助fingolimod.HCl芬戈莫德盐酸盐的HPLC条件 10 (0/309) robinyuyu 2011-09-23 2011-09-23 15:50:35 by robinyuyu
生物分析中的核酸适配体 6 (0/772) zhangwei1894 2011-09-23 2011-09-23 15:19:08 by zhangwei1894
求南开大学2011年无机化学试题 20 (1/325) liuhuiqiao 2011-09-20 2011-09-23 12:47:12 by tyhjqxbz
【求助】分子筛催化剂 10 (2/357) gujun0829 2011-09-20 2011-09-23 12:42:40 by gujun0829
医院中药房宣传册内容 2 (1/1176) 猛虎216 2011-09-22 2011-09-23 12:42:35 by tyhjqxbz
API SPEC 5CT标准中的“5”代表什么?有什么含义? 10 (1/2072) kathy_xn 2011-09-23 2011-09-23 12:36:39 by tyhjqxbz
希夫碱的稳定性 2 (4/1098) 零下二度 2011-09-22 2011-09-23 12:25:56 by 06233053
如何获得零度以上的低温 10 (6/1500) wangyuvip 2011-05-11 2011-09-23 10:44:11 by jxgeren
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