24小时热门版块排行榜    

管理团队 (金币库 88501.7 充值 )

主管区长:
可淡不可忘livee
主管版主:
wolfghostqfw_68

杰出贡献者

[热点] 遇见不省心的家人很难过 otani 2026-02-07 刚刚
帮忙推荐有关气象色谱的书 (5/270) zhanghui9988 2009-05-15 2009-05-15 17:47:23 by wtcling
SDS在200-800纳米处是否有紫外吸收 (6/1223) 四季风 2009-05-14 2009-05-15 17:03:18 by liuke009
求英语高手帮忙翻译成英文摘要(在线等) (2/205) 七夜魔君 2009-05-15 2009-05-15 17:03:02 by 郭继波
Al表面的氧化膜用什么可以清除掉呢? (8/722) sduzjz 2009-05-14 2009-05-15 17:00:20 by poscher
实验用水求解?    ( 1 2 3 ) (25/1213) xiao_huo 2009-05-14 2009-05-15 16:48:28 by 王晓蓉
帮忙下载视频(截止5.15日24点) (2/327) allium 2009-05-15 2009-05-15 15:37:39 by danniecon
数模中层次分析法的一些问题 (5/561) luckid913 2009-05-15 2009-05-15 14:46:38 by qqzijin
origin中如何做出立体柱形图 (6/1159) xmcyanlei 2009-05-14 2009-05-15 14:18:05 by huyuanfei
求模拟软件McMaille (3/168) buaa_fc 2009-05-14 2009-05-15 13:44:50 by buaa_fc
这个方程的解是多少?谢谢 (8/685) 七彩光 2009-05-12 2009-05-15 13:44:38 by davis_0411
关于聚焦离子束FIB (5/1289) 飞雪满天 2009-05-15 2009-05-15 11:48:14 by ytflark
对羧基苯肼的合成条件 (2/470) lixiaorui 2009-05-15 2009-05-15 11:44:10 by ytflark
牛奶发酵产物是什么? (8/936) xuxiaolong5851 2009-05-11 2009-05-15 11:26:18 by 254032011
关于皂化反应 (5/876) cxbaoa 2009-05-14 2009-05-15 11:24:46 by binghuo7530
为房姓男孩取名    ( 1 2 3 ) (25/1181) wanfw1984 2009-05-10 2009-05-15 09:47:11 by wanfw1984
求助:8-14波段各种物质的红外发射率 (3/348) wscz114 2009-05-12 2009-05-15 09:04:14 by 七夜魔君
求助微乳液三元相图的绘制方法,越详细越好0-5金币不等感谢 (6/950) wtfrd 2009-03-16 2009-05-15 08:48:57 by yjc6456
求毕业论文答辩用模板,有效期两天    ( 1 2 ) (15/754) buawik 2009-05-14 2009-05-15 08:20:49 by hxsys06
求书:《精细化工概论》PDF格式(丁志平主编 ) 【截止2009.05.14】 10 (7/1099) hj11609 2009-05-13 2009-05-15 08:20:20 by hj11609
10金币求助书籍一本(急用!) (3/305) xiaoya605 2009-05-14 2009-05-15 08:11:12 by kingzheng2892
【离子液体粘度太大,用什么定量移取】+【有效期至2009年05月16日】 (3/287) jayjia07 2009-05-14 2009-05-15 00:30:14 by wmt1447
求助:磁饱和量的单位是什么? (8/350) zhangxia2007 2009-05-14 2009-05-14 18:26:26 by yjc6456
成都科研机构及药厂[截止29日22:00] (9/542) bhnchn 2008-11-28 2009-05-14 17:46:25 by tjyl
一个合成实验 (4/554) shi2766158 2009-05-10 2009-05-14 17:32:25 by tjyl
http://www.91files.com的文件怎样下载 (6/1546) Atiancjt 2009-05-14 2009-05-14 17:24:55 by Atiancjt
谁有关于费林试剂测定还原糖的相关文献望高手指点 (金币≥50)(5/44) zxt198917 2009-05-14 2009-05-14 15:23:20 by wpq113
求给孩子取名    ( 1 2 3 ) (21/1027) zxl06013140 2009-05-14 2009-05-14 14:26:44 by yunfeng_2005
请问喷雾干燥的优点是什么——英汉文 (3/746) fishwater 2009-05-14 2009-05-14 14:25:00 by fishwater
求助离子交换树脂交换容量的国家标准 (4/217) cycaiyan 2009-05-12 2009-05-14 14:13:33 by 高新3382
谁有关于分光光度法测豆奶粉中钙含量的测定的相关文献 (金币≥50)(6/59) zxt198917 2009-05-14 2009-05-14 13:10:44 by 七夜魔君
求[彻底治愈中耳炎、怎样恢复嗅觉、痛风如何根治]方面的资料,比较急,谢谢 (5/463) liuliu4412 2009-05-12 2009-05-14 12:37:06 by liuliu4412
急用--叔丁醇钾的化学性质(2009年5月14日--5月20日) (7/358) lxk_9510 2009-05-14 2009-05-14 11:03:00 by hh019zht
喷雾干燥    ( 1 2 ) (10/891) 幽兰3589 2009-05-14 2009-05-14 10:25:40 by 选择忘记
帮忙看一下名字 (9/627) xiaoshen-100 2009-05-14 2009-05-14 10:24:47 by 选择忘记
【Origin自定义拟合公式】【有效期至2009年5月20日】 (5/416) tommyfc 2009-05-13 2009-05-14 07:49:40 by 寰宇123
大家救救我啊!电脑重装    ( 1 2 3 ) (评阅-5) (20/1050) lhg654 2008-10-13 2009-05-14 07:23:49 by 小可有礼了
用FTIR和GC-MS检测气样的侧重点 (4/442) dyciarow 2009-05-09 2009-05-14 00:01:59 by donnyleung
[b]有限差分法:三角网格划分[/b] (8/430) Yaniel 2009-04-24 2009-05-13 22:59:59 by seesea
有谁知道北京利德衡环保公司如何 (4/228) smile20060701 2009-05-13 2009-05-13 22:20:16 by 郭继波
求助编写发票项目内容,每条3个金币。需要20条! (4/469) bob135851 2009-05-13 2009-05-13 20:53:00 by lingchu
透射电镜样品制备问题 (7/958) 飞雪满天 2009-05-13 2009-05-13 20:32:20 by imrsfb
【求助转档案】转档案要交多少手续费?    ( 1 2 ) (11/548) niexg 2009-05-13 2009-05-13 19:46:30 by 小魔虫
求助文献3篇!在线等! (6/306) yuh1984 2009-05-13 2009-05-13 19:43:32 by yanjianfeng
谁有USB转9针串口的驱动程序,给一个 (3/225) forust 2009-05-13 2009-05-13 19:26:35 by wpq113
【求助 二核铜化合物磁性拟合在OriginPro 如何操作进行拟合】【截止3月29日】 (2/239) jiangyue7693 2009-03-26 2009-05-13 19:12:37 by blackcofffee
【请教一个问题】【截止2009年4月2日】 (3/258) jiangyue7693 2009-04-01 2009-05-13 19:09:01 by blackcofffee
【请教一个问题】【截止2009年5月16日】 (2/137) jianghao2037 2009-05-12 2009-05-13 19:01:31 by blackcofffee
在和一家公司谈新药开发项目,不知道能不能拿下,散币求福    ( 1 2 ) (16/649) gene112 2009-05-03 2009-05-13 16:07:21 by ueline
(有照片)求助TMV接种问题 (4/464) jghgimi4 2009-05-08 2009-05-13 14:19:54 by mazi2000
关于误差线的求助! (7/697) chezhaohui 2009-05-13 2009-05-13 13:57:32 by liubencai
Mns的波尔半径是多少? (3/673) 381578003 2009-05-13 2009-05-13 13:08:56 by 郭继波
半导体禁带宽度问题 (7/694) smlcu 2009-05-12 2009-05-13 13:04:45 by xrock
为什么hela细胞变成网状    ( 1 2 ) (17/785) xiaozhou9959 2009-05-08 2009-05-13 12:38:16 by zdm3872
高分子材料理科工科区别?研究生理科就业怎样?    ( 1 2 ) (15/1232) 梭鱼呼呼 2009-05-07 2009-05-13 12:32:46 by xyz123zhao
请教表面活性剂的知识? (9/462) yjc6456 2009-05-12 2009-05-13 12:05:18 by xyz123zhao
北大东奥中级会计 (4/479) xiaozhaomei 2009-05-07 2009-05-13 11:59:28 by shixindu
TEM 原位拉伸哪儿有设备(哈尔滨) (5/408) oiloiloiloil 2009-05-11 2009-05-13 08:57:50 by yiyang.imr
二甲基亚砜是否可以作展开剂 (7/263) li_wenying 2009-05-12 2009-05-13 08:48:36 by li_wenying
200金币请帮忙SCIfinder一下 (9/822) sanko211 2009-05-06 2009-05-13 08:26:59 by zinedine
请帮忙下载文献 (7/285) impnwu 2009-05-07 2009-05-13 07:13:11 by impnwu
[请教]急问dodecanethiol怎末翻译啊? (6/663) whome3923 2009-05-12 2009-05-13 06:30:11 by zxhdql
求助给我起个网名    ( 1 2 3 4 5 6 .. 7 ) (65/3098) 罪2575 2009-05-11 2009-05-13 03:31:16 by 娜..娜
网速问题,请大家帮忙!!    ( 1 2 ) (14/889) 电泳 2009-05-10 2009-05-13 02:14:09 by 1234567896760
求助:命名 (3/201) guchengyun 2009-05-12 2009-05-12 23:23:14 by guchengyun
问一下二氯甲烷的饱和蒸汽压(20摄氏度) (5/2183) shyshy7956 2009-05-12 2009-05-12 23:10:21 by liuhy860
求助:floppy disk fail(40) (6/555) lsgwangyi 2009-05-12 2009-05-12 20:24:22 by hightemp
求文献题名(急)!!! (8/410) wings_2008 2009-05-10 2009-05-12 16:03:23 by wings_2008
求助期刊3篇!!! (2/177) shootyou25 2009-05-12 2009-05-12 15:43:20 by wuweijwt
哪位高人有关三氧化二镍的晶体结构    ( 1 2 ) (12/653) cyqiang 2009-05-08 2009-05-12 15:14:29 by cyqiang
中药学专业 (4/373) licynom 2009-05-11 2009-05-12 14:52:30 by dongliu9999
如何查已发表文章的ISI号,急! (1/354) 准博士 2009-05-12 2009-05-12 14:49:49 by wpq113
求助:发酵工厂操作规程 (4/353) AG_Sempron 2009-04-29 2009-05-12 14:40:04 by annsp
询问 (3/455) hg30717580 2009-05-12 2009-05-12 13:11:30 by zinedine
8金币求助:冲力与缓慢加载的力之间如何换算? (1/389) mxp820602 2009-05-12 2009-05-12 12:57:05 by crystaler_
【求助】147页思想实验书《上帝的残屑》的电子版    ( 1 2 ) (13/632) tianzongchangan 2009-05-10 2009-05-12 09:49:13 by tianzongchangan
二氧化硅    ( 1 2 ) (金币≥20)(13/173) xiaolong8886 2009-05-08 2009-05-12 09:37:42 by kingzheng2892
求助一化学反应机理 (5/457) 海之岚 2009-05-09 2009-05-12 09:04:37 by 海之岚
大厂上网本山寨价 微星U100最低爆2200(怎么样?) (6/897) yhan99 2009-05-11 2009-05-12 08:50:20 by nanan527
【求助】求高速采集卡相关信息    ( 1 2 ) (10/618) shawmar 2009-05-06 2009-05-12 08:31:49 by junzilll
求pPIC9K载体的说明书 (3/683) dapaosheng 2009-05-09 2009-05-12 08:30:57 by 2004371310
请教origin如何更改坐标刻度    ( 1 2 ) (18/1527) 2007000492 2009-05-09 2009-05-12 08:09:17 by 2007000492
氢气减压阀 (8/565) yanzi.shao 2009-05-11 2009-05-12 07:36:23 by hightemp
网易免费邮箱被禁用了!速度解决啊!    ( 1 2 ) (18/815) yangyuxia 2009-05-07 2009-05-11 21:33:41 by yangyuxia
报到证更改问题    ( 1 2 ) (13/369) liumang15 2009-05-09 2009-05-11 20:21:18 by zhenfa
[关贴]求助英文写作(相当于六级水平)[有效期至2009年5月12日凌晨] (1/344) whq528 2009-05-11 2009-05-11 20:05:23 by 准博士
电子束蒸发铝金属时,所使用的石墨坩埚很容易被电子束打裂,是怎么回事? (5/1399) sduzjz 2009-05-11 2009-05-11 19:55:00 by 明梦
请问在呢里可以买到商用的PDP粉? (4/471) happy254610601 2009-05-11 2009-05-11 19:51:21 by huaxuexi
求助尿素的液相色谱条件 (3/571) guoxg701 2009-05-11 2009-05-11 19:11:58 by kingzheng2892
求冯姓小孩的姓名 (7/200) lily0501891 2009-05-11 2009-05-11 19:02:18 by kingzheng2892
求彭姓小孩的姓名    ( 1 2 3 4 5 6 ) (59/1710) crystal_wang_82 2009-05-04 2009-05-11 17:44:18 by 小草5559
为林姓龙凤双胞胎求名    ( 1 2 ) (15/719) jhwang613 2009-05-11 2009-05-11 17:19:28 by tz277500
急求文献5篇! (9/300) namei 2009-05-11 2009-05-11 16:06:50 by tz277500
急求论文CNKI一篇!!!在线等 (1/275) shootyou25 2009-05-11 2009-05-11 15:40:40 by landill
急用氯离子危害或者卤素危害方面的文献,或者书籍 (3/164) yanpenghua 2009-05-11 2009-05-11 15:04:39 by benbenzpz
如何在下列方框里面打勾勾【有效期至2009.05.12】    ( 1 2 ) (12/1032) hj11609 2009-05-11 2009-05-11 12:43:40 by zigo
欲考中山大学管理学院企业管理 求资料    ( 1 2 ) (14/691) liangying6617 2009-05-01 2009-05-11 12:16:30 by liangying6617
氧化铜和氧化镍在氢气条件下还原温度 (5/904) wangzhi8758 2009-05-11 2009-05-11 11:59:26 by csuliu3976
世界近现代史中的反科学事件有哪些(加急) (8/398) plszsx 2009-05-10 2009-05-11 11:46:31 by jvfei
请教大家几个问题 (8/508) 善桥 2009-05-10 2009-05-11 10:06:04 by 灯芯+NaCl
怎样剪取FLASH 中的一段 进行播放!!! (4/227) zhaiwanjing 2009-05-10 2009-05-11 09:41:42 by Portia6150
相关版块跳转
查看