24小时热门版块排行榜    

管理团队 (金币库 41659.9 充值 )

主管区长:
可淡不可忘livee
主管版主:
wolfghostqfw_68
50%最高出勤率

杰出贡献者

[热点] 有时候真觉得大城市人没有县城人甚至个体户幸福 苏东坡二世 2026-02-05 刚刚
初始降解温度与沸点的关系 (博学EPI+1)(1/741) 高驹 2010-11-09 2010-11-10 08:06:16 by zncyet
各种杂多酸的价格大概是多少(实验室用的分析纯) 10 (1/784) 冬天的岛城 2010-11-09 2010-11-09 23:26:03 by jwl2064
推荐书籍:材料力学性能 5 (2/514) dongfangjian 2010-11-09 2010-11-09 23:20:31 by jwl2064
合成路线 (2/484) yuguang991 2010-11-09 2010-11-09 22:37:33 by yuguang991
陕西和北京两个地方哪所高校或研究所有汞压仪啊?测量陶瓷空隙度的 5 (2/519) mabo2008 2010-11-09 2010-11-09 21:51:41 by helen.song
求助:巯基乙醇跟乙醇的出峰时间重叠吗? (0/257) yyrdq 2010-11-09 2010-11-09 21:34:40 by yyrdq
求cf的cdkey (0/252) qgyang688 2010-11-09 2010-11-09 20:58:19 by qgyang688
[已完结]注射成形设备求购 (博学EPI+1)(4/423) 文刀玉口 2010-07-20 2010-11-09 20:54:49 by cuily101
请问这个问题SAED可否解决? (0/248) jjfyj 2010-11-09 2010-11-09 20:42:44 by jjfyj
求《电化学吸附和电催化的原位光谱研究》之第10章 (0/247) sz_jinhua 2010-11-09 2010-11-09 19:41:40 by sz_jinhua
[已完结]求助 对甲苯磺酸钠的临界胶束浓度 (1/447) 荣荣8996 2010-11-04 2010-11-09 19:28:50 by crist2006
如何确定固体粉末中一价铜以及二价的相对含量?    ( 1 2 ) 55 (博学EPI+1)(12/2482) silong10000 2010-07-16 2010-11-09 18:50:59 by moshuiji
求助 热分解动力学——freeman-carroll方程的具体算法 60 (1/1031) maodage 2010-09-03 2010-11-09 18:50:33 by enmin
关于流量计 (博学EPI+1)(4/398) yinan63 2010-11-08 2010-11-09 17:28:08 by lansesuifeng
谁有《中国电子信息产业统计年鉴(综合篇)2009》,分享一下 10 (3/421) forust 2010-10-22 2010-11-09 16:22:11 by forust
催化实验中,怎样检测溶解铁离子? 55 (博学EPI+1)(2/708) juling1985 2010-11-09 2010-11-09 15:48:26 by 光催化
文献求助 4 (博学EPI+1)(1/274) 546672286 2010-11-09 2010-11-09 15:15:53 by sunshineck
酸碱储罐的防腐 8 (1/497) maojinling 2010-11-09 2010-11-09 14:55:46 by sunshineck
二氧化硅和氧化镁高温下能反应么? 8 (博学EPI+1)(2/1992) zhxhao123 2010-11-08 2010-11-09 12:46:07 by white-chd
请问谁知到哪些sci接受meeting report? (1/265) liusha80167 2010-11-08 2010-11-09 12:29:49 by zhjs7711
为什么卸载了360,还是上不了QQ呢    ( 1 2 ) 5 (博学EPI+1)(11/1337) ZQZQ 2010-11-07 2010-11-09 11:38:47 by weilulu
钇稳定氧化锆粉体的制备 3 (博学EPI+1)(4/452) ajzuo 2010-10-13 2010-11-09 11:35:27 by konglingqian
生活小窍门下载    ( 1 2 ) 2 (12/1183) 爱书如命 2010-06-18 2010-11-09 10:13:09 by YUE-jf
【求助】带有化学反应过程的系统状态函数变化判断,,纠结啊! 1 (博学EPI+1)(2/649) yang0507112 2010-11-06 2010-11-08 20:38:04 by yang0507112
求助含时谐振子三种解法(李代数,量子不变量,路径积分) (0/296) haozi9012 2010-11-04 2010-11-08 20:20:45 by haozi9012
半自动灭菌锅 34 (博学EPI+1)(1/363) sysw 2010-11-08 2010-11-08 19:58:34 by qfw_68
关于聚合物 2 (3/384) xu85 2010-11-08 2010-11-08 19:46:53 by xu85
红外消光系数怎么测? 12 (博学EPI+1)(3/1375) tong0429 2010-11-08 2010-11-08 19:37:52 by soloroc
液相问题 2 (博学EPI+1)(3/547) songwei56 2010-11-01 2010-11-08 19:32:26 by 寒月龙飞
有关综述类文章的抄袭问题? 10 (博学EPI+1)(4/819) 610509808 2010-11-08 2010-11-08 19:04:57 by sunshineck
关于产量、施肥量的回归方程拟合--大虾请进,谢谢 2 (0/320) mu875819705 2010-11-08 2010-11-08 17:22:24 by mu875819705
请问这是一瓶什么酒?(懂俄文的请进) 3 (博学EPI+1)(4/616) sci_chris 2010-11-07 2010-11-08 16:54:11 by sci_chris
求标准 EN 14538 (2/335) wr12580 2010-11-07 2010-11-08 16:00:21 by wr12580
急求2-甲基-5-氨基四唑的合成 25 (0/184) 相信自己2010 2010-11-08 2010-11-08 15:48:39 by 相信自己2010
面试遇到问题,不晓得怎样回答    ( 1 2 3 ) 35 (博学EPI+1)(20/1408) pang881008 2010-11-07 2010-11-08 14:09:17 by tangdeng92
求书<信息技术应用基础教程>[有效期至<10.30>] 40 (评阅+1) (博学EPI+1)(7/698) cuishao_小 2010-10-27 2010-11-08 13:58:00 by weilian2006
如何鉴定一个五肽的蛋白质起源? (0/262) aicoral 2010-11-08 2010-11-08 12:06:27 by aicoral
[关贴]一种跟除草剂有关的化学物质 (评阅-2) (4/328) cjf3945320 2010-11-07 2010-11-08 11:07:31 by cjf3945320
抗坏血酸修饰在电极上 5 (0/254) 韩倩qian 2010-11-08 2010-11-08 11:02:46 by 韩倩qian
求 氯化钠-蛋白胨缓冲液PH7.8 配制方法 10 (0/340) olive6576 2010-11-08 2010-11-08 10:33:03 by olive6576
酸碱中和得到的酸粘稠? 2 (博学EPI+1)(5/790) chenshousong 2010-11-06 2010-11-08 10:30:52 by mzlqx
铟与浓硫酸反应的产物 2 (1/1898) lihaimei 2010-10-22 2010-11-08 09:38:10 by hnycwzj
[已完结]The CMC of ionic liquids (3/397) hafeifly 2010-10-08 2010-11-08 09:34:00 by hafeifly
热容量评定 30 (1/293) wangjian087 2010-11-05 2010-11-08 09:15:05 by hnycwzj
聚乙烯醇、水玻璃做为粘结剂与水的配比是多少,金属粉末和粘结剂的配比有什么要求? 1 (博学EPI+1)(4/1553) lianglianghu 2010-10-19 2010-11-08 08:35:01 by lianglianghu
[已完结]有关三乙胺的问题,急!    ( 1 2 ) (博学EPI+1)(14/1859) dingdangyu 2010-11-03 2010-11-08 08:24:47 by 舒依勤
求助大家~~~~怎样修改PDF书中的错字!!! 4 (博学EPI+1)(3/576) 烈日当空 2010-06-26 2010-11-08 00:41:45 by aptx486992
药检所事业单位考试专业课考哪几门课? (博学EPI+1)(5/2706) tmswh 2010-05-14 2010-11-07 23:12:09 by 一帘忧梦
希夫碱溶解配位问题 (博学EPI+1)(3/406) ghw521 2010-11-07 2010-11-07 22:51:40 by sunshineck
[已完结]急求质粒PJM17构建方法 (0/365) mengxiang12 2010-11-07 2010-11-07 20:54:27 by mengxiang12
M-helical chains ;P-helical chains 15 (0/223) zouguodong 2010-11-05 2010-11-07 20:52:02 by zouguodong
求助:适合培养悬浮CHO的Gibco 无NaHCO3无血清培养基 1 (博学EPI+1)(1/489) 苏门打蜡 2010-11-04 2010-11-07 20:51:57 by 雾做的云
咨询肿瘤的建模-A549肺癌皮下移植瘤模型 2 (0/417) zoujin001 2010-11-04 2010-11-07 20:51:51 by zoujin001
GF(2)域,一个k行n列的随机矩阵满秩的概率? (0/1439) hellojesus 2010-11-03 2010-11-07 20:51:36 by hellojesus
求助:聚阴离子糖脱蛋白用什么型号的树脂 22 (0/381) jier4522 2010-10-26 2010-11-07 20:51:30 by jier4522
蒙特卡洛方法模拟核素的迁移规律 2 (1/473) ljhlj 2010-10-26 2010-11-07 20:09:57 by broken1999
硫脲和硝酸铜加热反应生成绿色物质是什么啊 1 (博学EPI+1)(1/1442) jiayuhui00 2010-11-07 2010-11-07 17:09:34 by GY2009
[已完结]用R软件进行非线性回归的问题 (博学EPI+1)(2/445) lizijing5551 2010-11-03 2010-11-07 14:37:37 by lizijing5551
有关综述类文章的抄袭问题? 9 (博学EPI+1)(6/1756) 610509808 2010-11-07 2010-11-07 13:56:51 by jessica-wang
不对称环丙烷的加氢机理 2 (2/1406) lcdxct 2010-10-19 2010-11-07 13:22:41 by lcdxct
聚丙烯酰胺凝胶电泳的问题 (博学EPI+1)(4/752) zhangyonghu 2010-11-05 2010-11-07 12:38:37 by houmeiru2097
表面张力 1 (博学EPI+1)(1/413) pang87 2010-11-07 2010-11-07 10:36:09 by lltn168
【求助】氯丙基三硅氧烷的制备方法问题 3 (博学EPI+1)(2/440) cy217 2010-10-20 2010-11-07 10:35:41 by cy217
PDF格式转换为DWG格式的软件 2 (4/472) cuishusen 2010-11-05 2010-11-07 09:24:08 by cuishusen
购买试剂 4 (博学EPI+1)(6/663) zouxiaohua 2010-11-06 2010-11-07 09:03:42 by share8681
求助重氮化反应 原料不溶 4 (博学EPI+1)(2/696) shanzhizi123 2010-10-24 2010-11-06 23:06:22 by tiger386
在发酵过程中测得的结果有机质含量增加是怎么回事? 15 (4/1500) 张弛 2010-11-04 2010-11-06 22:18:02 by tiger386
【求助】高温下空气中氧气含量 10 (2/537) land109 2010-11-06 2010-11-06 22:07:21 by sunshineck
膏状物质怎么测熔点 8 (博学EPI+1)(8/1537) ykzhejiang 2010-11-03 2010-11-06 22:03:23 by tiger386
有奖科普:风油是什么东西? 4 (博学EPI+1)(3/764) gyw9901 2010-10-31 2010-11-06 22:02:18 by sunshineck
CAD中怎么画箭头? 1 (博学EPI+1)(6/1965) 笨笨5870 2010-10-29 2010-11-06 17:56:37 by eamyzhao027
Q345E (2/298) yxl198631 2010-10-28 2010-11-06 16:14:47 by yanglin8385
求动力粘性系数? 1 (博学EPI+1)(1/1312) liangduoqiang 2010-11-02 2010-11-06 15:28:56 by 一里阳光
测铁氧体内的Cd含量方法? 1 (博学EPI+1)(1/355) haode22 2010-11-06 2010-11-06 14:56:20 by zhaohaixing
求助硝酸银水溶液不加硝酸的配置方法 (博学EPI+1)(6/1599) 云龙在天 2010-10-28 2010-11-06 12:05:55 by cyl408240175
帮小侄子(或女)取名字    ( 1 2 3 ) 42 (评阅+1) (博学EPI+1)(23/2171) yxy123777 2010-10-30 2010-11-06 10:26:18 by w_yuanzhong
教育学专业的博士应该读点什么书。 1 (博学EPI+1)(2/482) barque2010 2010-11-06 2010-11-06 10:21:12 by 致死之眠
IPG buffer 组成及配制方法 50 (1/3959) christina81193 2010-10-11 2010-11-06 10:05:52 by pl_zzu
用滴定法检测脂肪酶活性 10 (博学EPI+1)(3/444) wangdan123 2010-11-04 2010-11-06 09:31:22 by wangdan123
诚心求一款字体Times New Roman SF Bold【有效期至2010年12月1日】 (评阅+1) (博学EPI+1)(4/506) 鱼妃 2010-11-04 2010-11-06 09:22:30 by 鱼妃
【求助】求解一不定积分【已搜无重复】    ( 1 2 ) 4 (博学EPI+1)(15/1931) harrychen8112 2010-07-23 2010-11-06 08:51:33 by zhouxiaojie
求名 11 (博学EPI+1)(2/248) caikitty 2010-11-05 2010-11-05 22:05:24 by soloroc
狂野目标 开头音乐? 5 (3/378) fdc 2010-11-05 2010-11-05 18:44:35 by fdc
求一叶姓女孩名!    ( 1 2 3 4 5 ) 1 (博学EPI+1)(47/2947) hejiang168 2010-11-02 2010-11-05 17:25:46 by yuan0806
聚乙二醇6000双硬脂酸的水溶性,怎样将其分散在溶剂中,用何种分散剂 1 (博学EPI+1)(3/733) 2009286 2010-11-01 2010-11-05 14:28:00 by 2009286
已知曲线形状和各点的值 怎么求出方程来 6 (2/780) liruiguang 2010-11-04 2010-11-05 12:23:54 by hnycwzj
求助有机高手~~~ 15 (博学EPI+1)(2/332) memory_zzh 2010-11-04 2010-11-05 11:45:31 by pl_zzu
关于体检 3 (博学EPI+1)(5/814) lij2 2010-11-04 2010-11-05 11:07:40 by lij2
[已完结]用Origin怎么选择拟合的峰位?我会了,谢谢大家了 (2/1876) wangshasha 2010-11-04 2010-11-05 09:32:53 by gougaozhan
有没有人知道或用过论坛上面的SW论文修改 觉得怎么样啊? (博学EPI+1)(5/764) liruiguang 2010-10-25 2010-11-05 09:16:21 by liruiguang
离子液体形成胶体 10 (2/528) zjkarena 2010-11-05 2010-11-05 07:44:43 by 124685887
《中国植保技术大全》 90 (博学EPI+1)(2/371) 新用户名 2010-10-24 2010-11-05 00:11:38 by 新用户名
[已完结]【求助】正辛基丙二酸二乙酯和正十二烷基丙二酸二乙酯的TLC显色剂用什么好?    ( 1 2 3 ) (博学EPI+1)(20/2238) 0410110612 2010-08-11 2010-11-04 21:05:16 by bubuweiying
考研真题 14 (2/353) xinlongnysq 2010-11-04 2010-11-04 19:57:06 by luxujie3
求助关于纱剪工序方面的文章 20 (1/390) 风忧 2010-10-24 2010-11-04 18:26:25 by sunshineck
[已完结][关贴]【求助】ISO/TS 17892-7-2006【有效期至2010年11月15号】 (评阅+1) (0/365) zmkxj 2010-10-29 2010-11-04 16:30:13 by zmkxj
[已完结][关贴]富春散的过敏问题 (5/1121) 一木木 2010-01-30 2010-11-04 16:03:13 by yangjing561
相关版块跳转
查看