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[热点] 网上报道青年教师午睡中猝死、熬夜猝死的越来越多,主要哪些原因引起的? 瞬息宇宙 2026-02-26 刚刚
求助高手 急急急 (5/307) swallow675 2010-01-07 2010-01-07 19:37:54 by swallow675
[关贴]关于蒸发镀和溅射镀 (2/210) cpdawang 2010-01-07 2010-01-07 18:17:31 by 青春无敌
[关贴]中变气如何翻译成英文 (3/219) xiaoyuntm 2010-01-07 2010-01-07 18:09:20 by 青春无敌
[关贴]气相色谱实习 (5/214) sunhongyanljw 2010-01-07 2010-01-07 17:23:49 by dlyy8069
中国兵器工业集团第五三研究所研的待遇如何 (6/1073) llx_2009 2010-01-06 2010-01-07 16:50:42 by zhaihaitao
我什么时候才升级啊 (3/194) andymaples 2010-01-07 2010-01-07 16:32:13 by fengshayue
求助南理工09年分析化学真题问答题简答,100金 (3/224) clqxyz 2010-01-07 2010-01-07 15:54:21 by clqxyz
origin作图 (7/572) gaohua-sunny 2010-01-07 2010-01-07 15:38:14 by s20070942
求 椭偏仪 测膜厚的联系方式 (4/333) cocoawake 2009-10-16 2010-01-07 13:52:34 by luwnd
一个词组翻译问题【有效期至2010年1月7日】 (评阅+1) (9/509) kangaoo 2010-01-05 2010-01-07 13:49:27 by kangaoo
Endnote (7/460) caiyugirl 2010-01-07 2010-01-07 13:49:03 by 思危
三效或者多效制冷机的发展 (1/133) zhangxue__ 2010-01-07 2010-01-07 12:49:43 by maoyangch
博士    ( 1 2 ) (17/808) xiaohaoyt 2010-01-06 2010-01-07 12:29:40 by yangcb025
[关贴]帮起一个名字    ( 1 2 3 ) (21/586) wfrh1012 2010-01-05 2010-01-07 12:27:26 by mmqz01
急需高手指教如何配制乙酸盐缓冲液 (4/480) 丰丰山心 2010-01-07 2010-01-07 12:26:31 by zhangluyoa
希夫碱合成 (3/254) jiafeng1987 2010-01-07 2010-01-07 12:22:41 by jiafeng1987
[关贴]闫姓,男孩女孩都行    ( 1 2 3 4 5 6 ) (50/1188) nachuanzhihai 2010-01-06 2010-01-07 11:46:32 by mmqz01
EXCEL作图的问题 (6/534) bluesky_007 2010-01-07 2010-01-07 11:31:55 by 郭继波
[关贴]请教,Word双栏排版问题 (8/557) photon 2010-01-06 2010-01-07 11:16:48 by keyman7910
[关贴]Tris-acetate buffer 和 TAE (Tris Acetate-EDTA buffer)是一回事??? (2/309) 豆豆益瑄 2010-01-06 2010-01-07 10:54:55 by 泉叔
求《分析化学》第五版 (3/312) 造化为工 2010-01-06 2010-01-07 10:44:10 by yangliu77
请教各位高手一个问题    ( 1 2 ) (10/590) ygb7086 2010-01-05 2010-01-07 10:36:17 by ygb7086
加速电子的德布罗意波长为什么不能这样算? (6/4073) iangie 2010-01-02 2010-01-07 09:23:15 by iangie
[关贴]请问 烟台万润 春节放假几天 怎么安排? (2/279) jinjuan8341 2010-01-07 2010-01-07 09:10:31 by mztalent
[关贴]怎样知道一块膜在某个方向有没有过度拉伸? (2/233) sandaoliu 2010-01-04 2010-01-07 08:49:41 by sandaoliu
求助文献硕士论文 (3/394) lzcfy111 2010-01-06 2010-01-07 08:49:30 by shadow008
[关贴]大家谈谈“衡阳师范学院”教师待遇怎么样 (8/1292) gly 2010-01-06 2010-01-07 08:34:28 by zhaihaitao
[关贴]【求助完毕】请帮忙查下这是什么药剂? (3/274) green1223 2010-01-06 2010-01-07 08:30:57 by
ISO GUM[6]什么时候制定 (3/267) ZHANGTao6221 2010-01-06 2010-01-07 08:07:44 by ZHANGTao6221
求助一篇论文的ei检索信息    ( 1 2 ) (11/449) xc11111111 2010-01-06 2010-01-06 23:26:15 by xc11111111
[关贴]求助:关机蓝屏出错OX0000000A (8/398) 844376189 2010-01-04 2010-01-06 22:36:06 by 415697631
[关贴]纤维增强树脂方面的文章可以在哪些sci杂志上发表? (4/133) lizhengwu 2010-01-03 2010-01-06 20:33:23 by lizhengwu
[关贴]测二氧化钌的粒径,求折射率 (2/169) 零七一一 2010-01-06 2010-01-06 20:04:54 by 零七一一
新到工作岗位    ( 1 2 ) (19/628) lix838 2010-01-06 2010-01-06 19:10:23 by chunling0102
求助:河南师范大学往年政治考研真题,有效期至2010,01,07    ( 1 2 ) (12/538) czj8285 2010-01-06 2010-01-06 19:09:45 by 飞奔吧珍宝猪
[关贴]15金币急求书一本:Process Chemistry in the Pharmaceutical Industry (2/389) yaoshaobo008 2010-01-06 2010-01-06 18:17:11 by 硕士生
FTIR 2437波数处是什么基团? (2/202) lanzhou05 2010-01-05 2010-01-06 17:09:04 by 丫丫680
了解上转换的请进来坐坐!吐血感谢!    ( 1 2 ) (13/539) jinjj016 2010-01-05 2010-01-06 17:06:40 by 晓316
求助两个化合物的性质! (3/389) lixin3369 2009-12-01 2010-01-06 17:04:18 by liuxianlin
求文献1篇 (4/243) zsbyycq 2010-01-06 2010-01-06 16:45:08 by nieylong
[关贴]求喹啉-8-氧醋酸的合成方法 (2/146) huihui--07 2010-01-04 2010-01-06 16:44:50 by huihui--07
[关贴]求助各种金属硝酸盐在不同煅烧温度下的产物 (5/280) fairy2223 2010-01-05 2010-01-06 15:56:23 by ahui728
学术不端文献检测系统的检测范围,是否包括普通书籍? (2/301) adamssu 2010-01-06 2010-01-06 14:43:35 by 1514132
求超星的一本书(pdg格式)【有效期至2010年1月10日】 (评阅+1) (5/343) ysyan 2010-01-03 2010-01-06 14:20:59 by yangliu77
电子书下载(化学转化膜技术与应用) (6/342) zy778899 2010-01-05 2010-01-06 14:19:30 by tanganney
求助《故障树原理和应用》电子书 (2/315) yiheben 2010-01-06 2010-01-06 14:16:37 by liuxianlin
[关贴]如何找到相关的国家自然科学基金资助项目? (7/264) jifeng3074 2010-01-06 2010-01-06 14:12:03 by hnw721
[关贴]50金币求一男孩名!!!!    ( 1 2 3 4 5 6 .. 8 ) (70/1618) 天之从云 2009-12-17 2010-01-06 13:51:35 by 思危
[关贴]20金币求在淘宝网上开店经验    ( 1 2 ) (13/383) 潇湘妃子8032 2010-01-05 2010-01-06 13:45:23 by cherryq
【版主批准】求助文献 (6/395) ciciw 2009-12-15 2010-01-06 12:26:06 by ciciw
铂丝 德国厂家 (3/233) PPOO_2009 2010-01-05 2010-01-06 12:12:38 by cxb713
[关贴]硅纳米粒子 (1/188) qizi2005 2010-01-06 2010-01-06 11:51:21 by yunmeng6001
【求助】合肥哪个高校或院所能测热导?    ( 1 2 ) (10/368) 大汉520 2010-01-04 2010-01-06 11:10:42 by zhaihaitao
[关贴]求助:谁知道哪有卖果糖基转移酶的? (5/271) 683205 2010-01-05 2010-01-06 11:07:15 by huaxuexi
[关贴]我的实验中需要用链霉蛋白酶将卵母细胞的透明带去掉 (2/251) 小熊1360 2010-01-05 2010-01-06 11:02:01 by 1514132
30金币求文献管理工具endnote下载地址,谢谢 【截至2009年1月16日】 (8/1588) hanyuer 2009-01-15 2010-01-06 11:01:43 by 阿岚
[关贴]液固分离设备选型问题 (3/254) tsl1980 2010-01-06 2010-01-06 10:48:47 by laolihappy
[关贴]求项目风险规避报告书范本 (6/266) lthy007 2010-01-05 2010-01-06 10:48:18 by lthy007
求书一本 (7/285) 又见白桦林 2010-01-06 2010-01-06 10:34:56 by hefan212
[关贴]筹划开棋牌室? (7/315) hahajing0513 2010-01-06 2010-01-06 10:19:50 by ssfei116
[关贴]对苯乙烯磺酸有没有荧光特性 (3/174) ahtcwangkang 2010-01-05 2010-01-06 09:09:00 by ahtcwangkang
95年玩的一款街机飞机游戏,谁知道是什么?    ( 1 2 ) (10/383) cashbao1010 2009-12-22 2010-01-06 09:00:26 by cashbao1010
[关贴]急!求助怎么样产生带电粒子?---谢谢 (5/226) zjg-hsd 2010-01-05 2010-01-06 02:01:12 by 硕士生
鸿业 算出来的房间负荷 (6/445) guosaisai 2010-01-01 2010-01-05 23:43:11 by maoyangch
国内2009年材料和化学相关期刊的SCI影响因子 (博学EPI+1)(5/325) yangyuling 2009-12-11 2010-01-05 23:08:45 by jackhancock
一篇文献求助 (评阅-2) (5/262) cjli21 2010-01-05 2010-01-05 22:17:07 by yaoyaolan
google检索技巧求助:如何限定两个关键词同时出现 (6/1583) xiguayin 2010-01-05 2010-01-05 22:09:03 by 1514132
求一“刘”姓小孩名字    ( 1 2 3 4 ) (30/698) 内贾德 2010-01-02 2010-01-05 21:07:52 by xiaogang0909
[关贴]求助国外权威化工类门户网站 (5/225) sinova 2010-01-05 2010-01-05 20:04:20 by chem_1987
2009-2012年6-去氢诺龙产业市场深度调研及赢利模式投资战略报告 (2/234) 飞翔之鹰 2009-12-16 2010-01-05 20:01:42 by 飞翔之鹰
[关贴]我的电脑怎么了?    ( 1 2 3 ) (22/680) xyzf05d1 2010-01-05 2010-01-05 19:28:13 by xyzf05d1
[关贴]浙江广播电视大学请进 (2/177) asd022002127 2010-01-04 2010-01-05 19:10:49 by asd022002127
[关贴]CFX和Fluent同仁们请进 (5/287) ztjian 2010-01-04 2010-01-05 18:45:25 by billduke
[关贴]关于购买纳米级二氧化锰的问题 (2/243) liyuan207 2010-01-05 2010-01-05 18:11:11 by liyuan207
替朋友公司求名    ( 1 2 3 4 ) (31/964) lhr-001 2010-01-05 2010-01-05 17:37:17 by lhr-001
[关贴]关于阳离子型表面活性剂的问题 (2/258) liyuan207 2010-01-05 2010-01-05 17:11:25 by liyuan207
[关贴]愈创木酚 的检验方法 (6/193) xinquan7 2010-01-05 2010-01-05 16:41:24 by yahuhaha
求助:驱动问题 (2/170) changyz9695 2010-01-05 2010-01-05 16:12:40 by dfq0730
[关贴]做技术的转做销售,怎样?    ( 1 2 ) (13/441) sduyang09 2010-01-04 2010-01-05 15:53:03 by 逗你玩1
[关贴]求助关于膦酸酯脱烷基化得相关文献 (2/241) qiujikuan001 2010-01-05 2010-01-05 14:53:24 by zhulina1983
[关贴]一道生化题!!求助!!急! (8/427) 冰点3058 2009-12-24 2010-01-05 13:09:04 by 蒋晓龙
[关贴]如何说明邻菲啰啉与三价铁还是与二价铁所形成的配合物更稳定    ( 1 2 ) (10/1069) 小酒窝7988 2009-12-19 2010-01-05 13:03:30 by 蒋晓龙
[关贴]请问SCI 杂志二级学科排序前20%如何去查询呢?谢谢! (1/208) tianlinshuang 2010-01-05 2010-01-05 12:56:03 by 思危
什么是有证标准物质:certified reference material (3/319) 越前花下 2010-01-05 2010-01-05 12:25:17 by 思危
[关贴]求博士后答辩决议书一份 (3/303) 电泳 2010-01-04 2010-01-05 11:18:43 by 电泳
[关贴]博思格钢铁(0苏州)有限公司有谁了解的?? (2/144) 039014012 2010-01-05 2010-01-05 11:05:07 by 思危
求助结晶度的算法 (3/279) wangjing08 2010-01-05 2010-01-05 10:49:12 by xinquan7
一道物化的动力学的题目 (6/462) dongdf12 2009-12-30 2010-01-05 10:19:49 by 张文龙
求助三篇文献 (1/187) ywuweizi 2010-01-05 2010-01-05 09:24:32 by qin-qin
蛋白标线测定 (7/376) tangyawu21 2010-01-04 2010-01-05 09:06:43 by tangyawu21
[关贴]求助HONH4Cl是什么物质 (2/183) jinandaxue 2010-01-04 2010-01-05 09:00:30 by dlyy8069
[关贴]高温质谱仪能测量稀土元素的挥发吗? (2/204) tudoumuyi 2009-12-17 2010-01-05 08:47:30 by wanggc2939
[关贴]求tris-醋酸缓冲液的配方 PH7.2 (8/310) 小楼8876 2010-01-03 2010-01-05 03:18:45 by zhy_pillar
[关贴]巴豆醛 (5/267) goldcat790527 2009-12-18 2010-01-05 00:50:56 by goldcat790527
[关贴]求助 聚铝高纯度的工艺 (2/178) waifmonkey 2009-12-22 2010-01-05 00:50:09 by zekun3000
关于华硕笔记本    ( 1 2 ) (10/569) lengxiaow 2009-12-21 2010-01-05 00:49:55 by 密斯特赵
[关贴]求名言(有效期至2009年12月23日)    ( 1 2 ) (19/575) fg2009 2009-12-22 2010-01-05 00:49:44 by dreampursuer
[关贴]有机锡化合物 (6/299) linanchang 2009-12-27 2010-01-05 00:47:54 by shenjerry
求飞儿乐团2010湖南卫视跨年演唱会唱了哪几首歌? (4/292) gufengmei 2010-01-04 2010-01-05 00:43:19 by 5768455
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