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    [热点] Bioresource Technology期刊，第一次返修的时候被退回好几次了 646745388 2025-12-14 刚刚
    求JGP450A型多靶磁控溅射设备的有关资料 3 (0/158) x_ning3 2008-03-28 2008-03-28 18:49:04 by x_ning3
    网页数据转换成excel    ( 1 2 ) (19/506) gamma337 2008-03-27 2008-03-28 18:25:32 by nucleus01
    如何分离PVA溶液中的Ag2O粒子啊？ 5 (3/130) guojinming 2008-03-28 2008-03-28 17:50:58 by sunic
    【求助】chem office里3D作图的背景【已完成】麻烦版主给前两位虫子各五个金币。 5 (2/175) hanshuyi 2008-03-28 2008-03-28 17:31:40 by yuanzhiqin.119
    请问国内哪里有全自动电位滴定仪 5 (3/171) sxw528 2008-03-27 2008-03-28 17:13:30 by ljxandzhxl
    妹妹生了个千金，求赐名    ( 1 2 3 4 5 6 .. 9 ) (83/1305) ymxiong 2008-03-26 2008-03-28 17:03:12 by uvluo
    求助关于招收俄语的专科或者二本院校，及其较好专业， 10 (1/243) 徐西瓜剂 2008-03-28 2008-03-28 16:28:06 by landywong
    问有关玻璃转子流量计问题 (5/424) 小猪马路 2008-03-26 2008-03-28 16:17:30 by qst2000
    甲基丙烯酸进行提纯，为设么没有反应 4 (3/137) lzheng1021 2008-03-28 2008-03-28 16:01:07 by guessdream
    cs号 (金币≥10)(1/20) hongmei-613 2008-03-28 2008-03-28 15:55:41 by guessdream
    求助有关蒸馏的ppt (4/119) chenlingzhi 2008-03-27 2008-03-28 15:51:00 by chenlingzhi
    电化学投稿 30 (3/171) sunhongyanljw 2008-03-28 2008-03-28 15:50:21 by cydu2007
    能否用紫外分光光度法测定Pb？ 1 (1/137) pal0703 2008-03-28 2008-03-28 14:03:44 by nanchangxiaobi
    求一还原剂? 2 (3/111) jiahu_fxl 2008-03-28 2008-03-28 13:56:37 by yuanzhiqin.119
    求不锈钢板的表面刮伤的欧洲检验标准 1 (0/49) cqxf 2008-03-28 2008-03-28 13:52:21 by cqxf
    [5金币求助]吐温20的krafft点和cloud point;曲拉通100的krafft点和cloud point 3 (2/268) lfchx_shm_hx 2008-03-27 2008-03-28 13:40:56 by lfchx_shm_hx
    紧急请教：真核细胞 细胞核 染色体 4 (1/245) coffee424907 2008-03-28 2008-03-28 13:17:44 by 349338673
    求助标准红外图【未完成】 9 (6/218) 我爱小木虫223 2008-03-20 2008-03-28 13:17:31 by 山核桃
    求助：红外光谱 8 (3/123) jbfjbf123 2008-03-28 2008-03-28 13:13:39 by 山核桃
    型煤配方问题 5 (0/75) zh1979 2008-03-28 2008-03-28 12:26:41 by zh1979
    求两篇文献的期卷和页码 (2/94) sunic 2008-03-28 2008-03-28 11:35:36 by cn_wx
    吸收问题 5 (1/110) fmgao 2008-03-25 2008-03-28 11:24:16 by yuanzhiqin.119
    求 N-丙烯酸氧琥珀酰亚胺 的制备方法 1 (0/65) zxy9944 2008-03-28 2008-03-28 11:16:28 by zxy9944
    【采访专帖】采访征集帖之－求助区－荣版 lovesj    ( 1 2 3 4 ) 2 (31/482) fengyan22 2008-02-29 2008-03-28 10:54:16 by damojinghong
    求北京交通大学考博英语题型 (2/394) echem318 2008-03-20 2008-03-28 10:53:08 by zzgyb
    求一化合物文献（有NMR数据） (1/143) gxh200719 2008-03-27 2008-03-28 10:42:43 by yuanzhiqin.119
    [求助]磷脂相转化温度 2 (1/88) anoikis 2008-03-26 2008-03-28 10:39:49 by yuanzhiqin.119
    电子书PDB与PDF的不同 1 (2/128) 零点宝宝 2008-03-28 2008-03-28 10:36:27 by 洄游之鱼
    二氧化硅和碳酸钠混合均匀在750度焙烧？(求救完毕！) 2 (4/141) chuanchangli 2008-03-27 2008-03-28 10:10:07 by chuanchangli
    5金币求破乳剂方面的综述 2 (1/128) lzheng1021 2008-03-28 2008-03-28 09:57:50 by yuanzhiqin.119
    求助CPU知识 (0/54) hfb319 2008-03-28 2008-03-28 09:47:59 by hfb319
    为朋友小孩征名    ( 1 2 3 ) 5 (23/478) lilyfs 2008-03-26 2008-03-28 09:40:20 by 合欢树
    莱克多巴胺的储存条件 (1/321) lzheng1021 2008-03-28 2008-03-28 09:17:20 by aman579
    [关贴]是不是真的呢？ (评阅-2) (4/175) oyangyijia 2008-03-28 2008-03-28 08:36:17 by oyangyijia
    求助 全氟辛基磺酰氟的水解条件 5 (0/238) hawkhero 2008-03-26 2008-03-27 23:01:28 by hawkhero
    请教什么是外分关系 4 (0/46) johhan 2008-03-26 2008-03-27 22:59:48 by johhan
    谁知道“原煤粉”长啥样？ 2 (0/102) chuhua 2008-03-26 2008-03-27 22:59:29 by chuhua
    【求助】谁能帮查查制备电子级碳酸钠的文章或专利？ 8 (2/119) tang19980732 2008-03-23 2008-03-27 22:53:28 by 风声
    求1929年文献一篇（有链接） 10 (1/87) songjianan 2008-03-27 2008-03-27 22:39:47 by lovehappy2008
    求助“高分子科学前沿与进展”这本书或相关知识 50 (4/172) 咖啡因 2008-03-27 2008-03-27 22:28:07 by 风声
    光刻胶 (5/314) tiandeyi 2008-03-26 2008-03-27 22:06:36 by seaemperor
    磁控仪器里面的加热设备有用石墨加热体的么 5 (2/171) dashan_612 2008-03-21 2008-03-27 21:45:39 by yuanzhiqin.119
    求铸造合金熔炼的教案,要求word版 50 (2/130) niexiaowu 2008-03-26 2008-03-27 21:27:37 by niexiaowu
    请推荐华硕本本 (1/91) tanney 2008-03-27 2008-03-27 21:08:15 by yuanzhiqin.119
    求助 研磨的方法 (6/212) zcb2007 2008-03-27 2008-03-27 21:05:49 by lpzhang07
    求教育学和教育心理学试题及答案 (1/252) 秋水伊芳 2008-03-26 2008-03-27 19:40:17 by power5111
    请问国内哪里可以买到冰洲石（矿物方解石）？ (1/110) xiaoqiangwang 2008-03-26 2008-03-27 19:37:34 by likai0711
    求助：如何降低丙烯酸酯类的气味 1 (2/98) zxq131421xx 2008-03-27 2008-03-27 19:10:47 by zxq131421xx
    【物理知识】在做发光器件时，用P型硅或N型硅做衬底时的区别和作用是什么? 2 (0/200) haina606 2008-03-26 2008-03-27 19:09:03 by haina606
    急请教有关乙醇-水-乙酸乙酯体系估算最小回流比 10 (0/118) windff 2008-03-26 2008-03-27 19:07:37 by windff
    (尚无满意答案)阳离子度的检验 5 (2/171) smile20060701 2008-03-26 2008-03-27 19:07:08 by smile20060701
    薄膜材料离子电导和电子电导分析的时候如何区分 5 (0/130) sinanolu 2008-03-27 2008-03-27 19:06:27 by sinanolu
    放弃求助 3 (0/63) gylovejing 2008-03-27 2008-03-27 19:05:13 by gylovejing
    求王小如主编的《电感耦合等离子体质谱应用实例》一书 5 (0/185) zengpingning 2008-03-27 2008-03-27 19:04:57 by zengpingning
    关于脲醛树脂中加无机氧化剂的问题 2 (1/101) 守猪待兔 2008-03-26 2008-03-27 18:38:20 by boyyuntao
    持久与蠕变的区别 1 (0/115) luckygf 2008-03-27 2008-03-27 18:06:46 by luckygf
    Synthetic Metals 缩写是什么? (1/147) 童心111 2008-03-27 2008-03-27 17:19:42 by kqp1982
    除模板剂—SDS的问题 1 (1/115) licel 2008-03-27 2008-03-27 17:13:53 by baiguangweilzl
    WPS怎么绘制三线表？ 1 (1/85) chuhua 2008-03-27 2008-03-27 16:23:59 by haohao2008
    ⌒_⌒☆⌒_⌒［奖励］：欢迎举报已有正确答案但楼主却未评分的帖子⌒_⌒☆⌒_⌒    ( 1 2 ) 8 (评阅+3) (14/408) xjxlovelxl 2008-03-16 2008-03-27 16:22:58 by haohao2008
    阳离子的检验 1 (0/51) xuekechuang 2008-03-27 2008-03-27 16:21:15 by xuekechuang
    求助Microsoft office 2007英文版，非bt下载。 5 (2/502) peterretep 2008-03-26 2008-03-27 16:15:56 by haohao2008
    十金币求助三苯基 氧磷的工业用途 10 (5/131) cxayumi 2008-03-25 2008-03-27 16:13:30 by cxayumi
    有谁知道生成什么物质 1 (0/87) gdwzlxc 2008-03-27 2008-03-27 14:46:02 by gdwzlxc
    一个基本问题！乙二醇和环氧氯丙烷的反应 3 (3/321) mianzi17514 2008-03-20 2008-03-27 14:11:08 by mianzi17514
    问一下在sigmaplot里面怎么输入希腊字母啊？ (金币≥10)(5/40) cheng7692 2008-03-26 2008-03-27 13:23:50 by cheng7692
    抽签问题解答    ( 1 2 ) (16/416) azeng 2008-03-11 2008-03-27 13:18:35 by michem
    怎样测定粉末树脂上的自由氨基？ (4/96) sunic 2008-03-27 2008-03-27 12:38:42 by leonumn
    求宝宝名字    ( 1 2 3 4 5 ) 1 (47/679) ahchensheng 2008-03-21 2008-03-27 11:59:47 by xinaibo
    为侄女求名字，因为金币设置错误，重新开贴    ( 1 2 3 4 5 6 .. 12 ) (112/2228) ling0519 2008-03-18 2008-03-27 11:58:19 by liuzhiping108
    那位朋友给推荐一种树脂？ 5 (1/108) storm8306 2008-03-27 2008-03-27 11:56:32 by weihuili1984
    有人能打开这个网页吗？3金币相送    ( 1 2 ) 2 (11/326) oddman 2008-03-26 2008-03-27 10:45:28 by qiwen2007
    谁能帮我买到 "酮洛芬缓释胶囊”（完毕） 200 (1/152) guoguo831101 2008-03-23 2008-03-27 10:05:00 by 哇蛤哈
    求水溶性阳离子高分子在油田中的应用的下载地址 10 (评阅-10) (2/91) chuhua 2007-11-08 2008-03-27 09:53:37 by 江南豪情
    [取消求助]倾家荡产求高温下碘化银的溶解度 50 (1/122) liangduoqiang 2008-03-26 2008-03-27 09:15:07 by nucleus01
    求气体污染物扩散的数据 90 (5/167) sys0918 2008-03-26 2008-03-27 08:20:34 by sys0918
    求磷酸脲(urea phosphate)的国外标准 10 (2/112) ward163 2008-03-26 2008-03-27 08:07:30 by ward163
    有个文件不能删除，怎么办？    ( 1 2 ) (10/258) scuztb 2008-03-24 2008-03-26 22:43:09 by aisingioro
    现金急求：有偿求助Ansys高手 5 (1/102) a2077 2008-03-25 2008-03-26 22:26:29 by a2077
    金融考研 4 (3/171) zlf1987 2008-03-26 2008-03-26 21:38:48 by zlf1987
    求 透明矿物薄片鉴定手册 电子版 (1/260) shanfei01104221 2008-03-23 2008-03-26 20:51:37 by xlshanxlshan
    急求：nolatrexed（诺拉曲特）化合物合成中 的中间体的纯化及鉴定 5 (0/69) 文献 2008-03-23 2008-03-26 19:29:53 by 文献
    求项目预算说明书范文 10 (0/169) dxiaoqing 2008-03-23 2008-03-26 19:29:01 by dxiaoqing
    FT合成的主要副产物是什么呀？ 1 (0/73) castep 2008-03-23 2008-03-26 19:28:49 by castep
    血浆中组胺含量的测定 2 (0/100) ninikong1983 2008-03-19 2008-03-26 19:27:52 by ninikong1983
    花重金 求一个"好望角-学习吧"邀请码 80 (0/73) johhan 2008-03-21 2008-03-26 19:26:55 by johhan
    如何分析介电函数的虚部特征峰 10 (0/225) xiangsitian 2008-03-19 2008-03-26 19:26:38 by xiangsitian
    求助 voigt's 符号 1 (0/69) 蓝的蓝 2008-03-20 2008-03-26 19:24:39 by 蓝的蓝
    求购HMG-CoA还原酶等 5 (0/56) 塞外飞鸿 2008-03-20 2008-03-26 19:23:48 by 塞外飞鸿
    求助有机硅树脂的相关问题 2 (0/104) whljdian 2008-03-20 2008-03-26 19:23:32 by whljdian
    有没有好用的免费网络加速器 (2/144) shanwen_li 2008-03-25 2008-03-26 18:46:38 by qijilaji
    如何在orgin 作图时添加趋势线（已完成，麻烦版主给前两位转各5个金币） 5 (评阅-9) (2/166) hanshuyi 2008-03-26 2008-03-26 18:20:25 by nucleus01
    求男宝宝名字    ( 1 2 3 4 5 ) (47/894) peipeixing 2008-03-19 2008-03-26 17:44:38 by guanlihai
    请问对甲酰基苯甲酰胺的熔点,谢谢帮助 1 (2/100) hxh317 2008-03-26 2008-03-26 17:25:22 by summerbreathe
    求助3篇文献    ( 1 2 ) 10 (10/282) 咖啡因 2008-03-10 2008-03-26 17:24:11 by dd84424
    关于阅读学位论文 (7/198) jhm82 2008-03-25 2008-03-26 17:22:23 by jhm82
    25L大蒸馏水桶如何清洗?    ( 1 2 ) 3 (16/674) lihao820302 2008-03-20 2008-03-26 17:00:48 by lix838
    金属负载 1 (金币≥5)(1/40) jiao2008 2008-03-26 2008-03-26 15:14:28 by aiyuanzh
    请xlshanxlshan虫友进来拿金币    ( 1 2 ) (16/298) qianbowenk 2008-03-24 2008-03-26 13:51:48 by feilin2008
    询问垃圾填埋会议 (1/104) zhengyong4320 2008-03-24 2008-03-26 13:05:44 by lsed
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