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    [热点] 最失望的一年 老年副高的关门� 2026-01-20 刚刚
    求一个好的圣诞电子贺卡，给老板的 7 (9/269) thanxu 2007-12-23 2007-12-27 09:03:31 by jackwolf
    RasWin这个软件如何使用? 1 (1/96) zhusheng05 2007-12-26 2007-12-27 02:30:26 by @@
    细胞培养视频 (2/224) juanjuan06 2007-12-26 2007-12-27 00:10:28 by juanjuan06
    请教竹浆中纤维素 半纤维素 木素 灰分 碱等检测的国家标准及方法 2 (2/244) 罗小庆 2007-12-26 2007-12-26 23:36:26 by ge321
    帮忙推荐几个查询**注射液、片剂等药品规格、价格的网站。 2 (1/83) hongmin8181 2007-12-26 2007-12-26 23:19:36 by schhill
    鉴定化肥是碳酸氢铵还是碳酸铵？ 1 (9/938) star707 2007-12-22 2007-12-26 23:04:54 by flash6669
    求复旦大学博士学位入学考试 化学综合知识历年试题 20 (1/182) wjj123 2007-12-26 2007-12-26 22:44:59 by 大漠无垠
    因为得到一篇PDA的评论，请liqincunsjf战友进来领取金币，谢谢 (2/83) WANTTOKNOW 2007-12-26 2007-12-26 21:40:39 by liqincun
    质谱峰值的高低于各种成分的含量有关吗 (7/237) yinlingling7839 2007-12-26 2007-12-26 20:53:19 by 姆粒
    C:/Documents and Settings/All Users/Document 无法访问（已解决） (2/99) ptcao92 2007-12-26 2007-12-26 20:51:10 by ptcao92
    有关硝酸锆的问题 (6/607) jinch0417 2007-12-26 2007-12-26 20:37:08 by mymuchong207
    -15,-12,-9,-6,-3,0,3,6,9 填在九个方框内,横、竖、斜对角三数和相等 (1/84) 81842844 2007-12-26 2007-12-26 20:31:35 by sxyxs13754
    有机负载量 7 (1/88) 广岛之恋 2007-12-26 2007-12-26 20:05:43 by liucheng200883
    求 火电厂周围作物减产的原因 (金币≥2)(4/44) flankwang 2007-12-26 2007-12-26 19:43:29 by kill2winer
    关于发金币    ( 1 2 3 ) (27/576) mymuchong207 2007-12-24 2007-12-26 18:56:39 by anemone1982
    请问如何除去结晶水合物中的吸附水？（求助成功） (5/167) AEO-9 2007-12-26 2007-12-26 18:38:19 by flash6669
    用热力学知识解释液体加热暴沸的原因 (6/308) ycc6696932 2007-12-26 2007-12-26 18:32:48 by flash6669
    笔记本里的所有硬盘都打不开怎么办？（已解决） (5/148) cherry2006 2007-12-25 2007-12-26 18:02:12 by cherry2006
    ⌒☆☆☆⌒ 给虫子投一票：送2个金币 ⌒☆☆☆⌒    ( 1 2 3 4 5 6 .. 24 ) 21 (评阅+1) (235/3100) xjxlovelxl 2007-12-16 2007-12-26 17:56:46 by lzhlcaas
    长沙哪些地方有测薄膜介电常数的阻抗分析仪？ 1 (1/93) yhp1008 2007-12-26 2007-12-26 17:50:45 by niuwenguo
    求郭姓男孩、女孩名字各一个    ( 1 2 ) 5 (17/810) pengpla 2007-12-03 2007-12-26 17:47:05 by lihx_susan
    求助测定酸值的国家标准(求助已完成） (1/117) hyalite123 2007-12-26 2007-12-26 17:20:21 by yjf217
    求助华南理工大学食品专业考博历年题 10 (0/170) tsw82 2007-12-26 2007-12-26 17:19:28 by tsw82
    求助：清晰版2007年上海市公务员考试试题及答案（20金）（已完成，请关闭） (2/192) idealism1984 2007-12-26 2007-12-26 17:07:31 by idealism1984
    网上邻居无法访问 (7/173) dcb005 2007-12-24 2007-12-26 16:41:24 by expert3035
    指数分布 10 (1/202) shunfuli 2007-12-26 2007-12-26 16:12:03 by shunfuli
    请教间硝基苄氨制备方法 5 (6/119) wanglina 2007-12-25 2007-12-26 15:26:51 by wanglina
    关于随机分布函数 10 (3/91) aifeng 2007-12-24 2007-12-26 14:58:09 by aifeng
    FID、TCD、FPD、ECD、NPD检测器 (3/590) wanghuangiggs 2007-12-25 2007-12-26 14:32:17 by chenxi274611941
    求助高斯计算 2 (3/101) liuyanzhu_79 2007-12-25 2007-12-26 14:30:17 by liuyanzhu_79
    请问正磷酸三丁酯和环氧氯丙烷的除水方法 4 (2/147) Iris2025 2007-12-20 2007-12-26 14:19:03 by cherish02
    请教：图表进入电子补充资料之后，相应正文如何修改？ (2/99) skyang 2007-12-26 2007-12-26 13:18:50 by skyang
    请问，Aspen Plus 中对活度系数模型参数模拟时候所用的目标函数是什么？ 3 (2/169) skyang 2007-12-26 2007-12-26 13:16:50 by skyang
    求美国大气检测相关资料 2 (2/74) xwlong616 2007-12-23 2007-12-26 12:23:48 by kongsun
    求助结束！两个化学反应具体步骤 (3/179) dongjing0136 2007-12-26 2007-12-26 11:49:32 by hobbyzhang
    兴业银行卡跨行ATM取款单笔限额 1 (3/136) stedar 2007-12-26 2007-12-26 11:13:23 by stedar
    杭州第六中学如何走 (2/249) yubin820307 2007-12-26 2007-12-26 10:55:10 by yubin820307
    求助α－glucosidase的表示方法 3 (0/26) huangyan100 2007-12-26 2007-12-26 10:32:55 by huangyan100
    【求助结束】日本JASCO公司的紫外分光光度计氘灯 30 (2/76) goldentowner 2007-12-26 2007-12-26 10:22:45 by zhenyanweixiao
    聚丙烯空柱哪里有卖的？ 2 (5/103) ligong2005 2007-12-24 2007-12-26 10:08:53 by ligong2005
    ImageJ如何分析纤维的直径分布 6 (5/1878) 郝迈迈 2007-12-24 2007-12-26 10:04:05 by fogxxxx
    问题已回答，金币已经发送 (6/146) mzhua19820429 2007-12-25 2007-12-26 09:33:30 by nwpugjw
    哪有卖Yb(OTf）3催化剂的？ (4/155) bending 2007-12-20 2007-12-26 08:54:12 by schhill
    [关贴]好 1 (评阅-2) (9/168) quezbo 2007-12-25 2007-12-26 08:15:16 by yzzzxxhh
    我如何评化工中级职称 (3/233) lancecgy 2007-12-25 2007-12-26 07:53:46 by lzhiping
    做核磁的时候这种情况会出现什么现象？ 1 (2/76) tlmowen10 2007-12-25 2007-12-25 22:55:05 by tlmowen10
    acetate buffer 求助 (4/98) doublehorse 2007-12-24 2007-12-25 22:49:10 by 姆粒
    求助使用2-溴乙醇的经验 (5/819) xijuan 2007-12-25 2007-12-25 22:33:41 by haihaixia666
    求助SiC密度 1 (1/60) ydq546 2007-12-25 2007-12-25 22:09:36 by liyu850820
    PDF转word谁会呀? 3 (8/225) wxf1983 2007-12-24 2007-12-25 22:04:49 by 奔鲨
    诚征有奖区版主助理 (9/261) 楼兰少女 2007-12-25 2007-12-25 22:03:03 by zhangzhiweia
    请问各位虫子哪里能买到全氟聚醚二醇？？ 4 (2/285) xmpan_116 2007-12-25 2007-12-25 21:43:51 by xmpan_116
    诺基亚手机故障求教？ (8/160) sobergod 2007-12-25 2007-12-25 21:16:14 by 姆粒
    溶胶的粘附性差怎么办? 7 (2/105) ld12 2007-12-24 2007-12-25 21:02:43 by yfliu
    求教：如何杀病毒 Worm.Win32.AutoRun.bdl？(已成功获助！多谢各位指教！)    ( 1 2 ) (12/237) langren0909 2007-12-25 2007-12-25 20:51:45 by 姆粒
    100个金币！急求上肢关节损伤的X光片，哪些网站有？ (7/493) 东南风 2007-12-24 2007-12-25 20:24:25 by nucleus01
    急－请教各位大侠－透射电镜的问题 (3/118) tangyuxin008 2007-12-25 2007-12-25 20:10:46 by tangyuxin008
    求中科院专业课“高分子化学与物理”04年以后试题 9 (3/102) youyou26 2007-12-19 2007-12-25 19:26:21 by youyou26
    高分子专业的请指教！ 2 (4/113) star_rensheng 2007-12-25 2007-12-25 19:25:39 by yfliu
    求助物质名称    ( 1 2 ) 1 (10/267) xijuan 2007-12-25 2007-12-25 17:20:08 by xijuan
    去内蒙，凉城县！ 3 (金币≥3)(6/57) shixinliang517 2007-12-25 2007-12-25 17:20:00 by guojian837
    求助云南大学博士生导师介绍 (4/272) mooncakesun 2007-12-25 2007-12-25 17:12:16 by cs123292
    求扩散系数！！！ (2/103) goalry 2007-12-25 2007-12-25 17:08:18 by cs123292
    求助电脑高手－－奇怪的现象    ( 1 2 ) 1 (金币≥20)(15/323) hfb319 2007-12-07 2007-12-25 16:57:26 by 永不冻结
    滤纸和4号沙芯漏斗，谁的过滤效率更高？ 1 (3/172) zhiduoxing 2007-12-25 2007-12-25 16:44:24 by jackwolf
    有人知道BDO么？ (8/400) silviasj 2007-12-25 2007-12-25 16:38:27 by hobbyzhang
    求助两个化学反应具体步骤 10 (3/133) dongjing0136 2007-12-25 2007-12-25 16:32:45 by hobbyzhang
    原生质体与细胞膜 7 (4/125) wlhlihong 2007-12-24 2007-12-25 15:19:55 by 那小子真帅
    求助 唐芸的<<铁汉情圣>> (0/69) 香水有毒871 2007-12-25 2007-12-25 15:13:06 by 香水有毒871
    柴油大马力船只发动机设备润滑特点是怎么样的呢? 1 (金币≥8)(0/8) xjz20203 2007-12-25 2007-12-25 14:55:08 by xjz20203
    光盘版SCI收录的都是核心库里面的杂志吗？ 1 (0/35) skyang 2007-12-25 2007-12-25 14:38:00 by skyang
    寻求奇迹英语智能记忆正版软件    ( 1 2 ) (11/174) whljdian 2007-12-25 2007-12-25 12:28:37 by sjt1983
    吸附过程的穿透曲线 5 (7/357) crazyff12345 2007-12-24 2007-12-25 12:20:38 by crazyff12345
    好杀，多杀几次 5 (3/84) xuguochang2008 2007-12-25 2007-12-25 12:09:15 by mymuchong207
    甲酸钠生产工艺求助 3 (1/118) tang19980732 2007-12-25 2007-12-25 11:48:56 by nmliujianguo
    急求吉布斯自由能对温度求导公式 4 (5/165) zanzan915 2007-12-17 2007-12-25 11:34:39 by zanzan915
    求助Aspen中的物性数据知识 3 (0/80) weizhi2211 2007-12-25 2007-12-25 11:22:47 by weizhi2211
    急求peakfit软件，谢谢提供帮助！ (4/400) yangmin0904 2007-12-19 2007-12-25 10:36:25 by yangmin0904
    求助Polymer Handbook, 4th Edition 一书 10 (5/231) SWB888 2007-12-25 2007-12-25 10:08:34 by ly04
    研一该怎么过呢    ( 1 2 3 4 5 6 .. 9 ) (81/2423) wangmh223 2007-12-02 2007-12-25 10:04:15 by 1128ycypolymer
    求助完毕谢谢各位!!!! (1/86) 081701050 2007-12-25 2007-12-25 09:45:01 by hl2532145
    求助文献 ：关于烯醇羟基的反应 20 (5/178) whitebear 2007-12-10 2007-12-25 09:44:03 by whitebear
    阅读基因序列的软件 5 (1/90) wenjingli123 2007-12-25 2007-12-25 09:06:56 by sxyxs13754
    铝合金及镁合金高温表面张力数据 10 (1/887) lzj2002128 2007-12-25 2007-12-25 08:59:22 by sxyxs13754
    求助叔丁基二苯基氯硅烷 (4/322) duweizi 2007-12-24 2007-12-25 08:46:43 by schhill
    关于氢键 (1/123) zhangrenz 2007-12-24 2007-12-25 08:44:24 by schhill
    求助标准 4 (6/177) 五月花 2007-12-24 2007-12-25 08:41:41 by gjin101
    谁知道金矿中怎么提取金啊！    ( 1 2 3 ) 20 (24/978) fumei 2007-12-23 2007-12-25 08:32:57 by csuhgyl2003
    请问chaotropic，kosmotropic如何翻译最好？ 3 (2/538) happydonkey 2007-12-24 2007-12-25 05:08:39 by nmliujianguo
    请教：电导率和介电常数之间有没有什么关系？ 2 (5/290) shiningx 2007-12-21 2007-12-25 05:01:47 by nmliujianguo
    谁了解Bulletin of Electrochemistry这个杂志 3 (1/200) jwjwyp 2007-12-23 2007-12-25 00:41:10 by @@
    请问为什么在有些电接触材料中用到了La2O3？ (2/107) zrg117 2007-12-24 2007-12-25 00:17:29 by cs123292
    求提取重金属DTPA有效态的详细操作步骤 3 (1/435) golyfly 2007-12-24 2007-12-25 00:16:28 by @@
    那些物质溶于水时有强吸热现象（完毕）    ( 1 2 ) (19/607) smile20060701 2007-12-23 2007-12-25 00:14:08 by yx2004
    实验室自制气体保护高温炉 (5/168) tdlnjohn 2007-12-19 2007-12-25 00:11:48 by cs123292
    请教各位做离子选择性电极的大侠 9 (3/145) kgdmguw 2007-12-24 2007-12-24 23:17:12 by lujiayue
    10金求南京大学物理化学第五版（上下册）傅献彩编    ( 1 2 3 4 ) 3 (31/1545) ward163 2007-11-17 2007-12-24 23:15:37 by hobbyzhang
    请教有谁知道在哪里可以弄到“结核杆菌标准毒力株（H37Rv)的基因组DNA”？ 2 (2/64) xw_2005 2007-12-24 2007-12-24 21:23:06 by xw_2005
    电炉炼锌英文翻译 (3/105) liguanghui 2007-12-24 2007-12-24 21:21:13 by wangshasha
    圣诞、元旦开放的论坛    ( 1 2 ) 5 (11/396) ccxyx1124 2007-12-24 2007-12-24 21:07:44 by hobbyzhang
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