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  • [热点] 2025冷门绝学什么时候出结果 zixuanyu 2025-12-06 刚刚
    [关贴]关于DSC测试中熔点和热焓的问题 (7/675) 330465277 2010-01-16 2010-03-19 16:50:53 by kelleven
    [关贴]求助如何计算水体溶解二氧化碳分压 (2/196) aminy 2010-03-19 2010-03-19 15:43:27 by aminy
    [关贴]急需,15金币一篇 (博学EPI+1)(3/295) wenjuan8809 2010-03-08 2010-03-19 15:06:54 by 长风892
    求Scifinder查几篇文献 (5/478) lt_shen01 2010-01-19 2010-03-19 15:05:06 by 长风892
    [关贴]用什么方法来检测水玻璃和硫酸反应的产物是硅酸还是偏硅酸 (2/391) txexhs 2010-03-18 2010-03-19 14:53:53 by liuhui7198
    有关PCB相关文献求助 (4/327) sun123qinjie 2010-03-17 2010-03-19 14:40:47 by Tivon
    大家知道怎么找到我国各年的温室气体排放清单吗?谢谢了 (6/495) halibobo 2010-03-10 2010-03-19 14:19:07 by halibobo
    中国教育科研杂志是不是国家承认的合法杂志?【有效期:2010年1月5日】 (评阅+1) (2/261) zhenghua 2010-01-04 2010-03-19 14:16:05 by xuanyalizi
    重金急求我国IT发展和电子商务ppt (9/497) wtwtwtwt 2010-03-16 2010-03-19 14:14:29 by wtwtwtwt
    [关贴]YEp351酿酒酵母表达载体 (2/173) dcb005 2010-03-18 2010-03-19 14:11:20 by xuanyalizi
    [关贴]找一个化工的高手问一个一压力问题 (3/200) lzcfy111 2009-12-28 2010-03-19 13:28:59 by woxin飞翔
    无法除色素 (2/196) huanaixu 2010-03-19 2010-03-19 13:18:14 by jicunpeng
    [关贴]请教一个原子力显微镜图片的问题 (6/355) tong_163 2010-03-18 2010-03-19 12:29:33 by tong_163
    [关贴]请教氯铂酸如何脱水 (2/196) wdgrzc 2010-03-19 2010-03-19 12:26:52 by lhl333
    参考文献格式 (5/307) zlc_06 2010-03-19 2010-03-19 11:46:54 by jicunpeng
    剪切的资料能不能回复 (5/219) lin5460 2010-03-19 2010-03-19 11:42:08 by zy-2008zy
    ACS投稿问题 (5/260) xxzhang010 2010-03-19 2010-03-19 11:29:51 by hanrg_123
    求助文献,悬赏100金币 (9/382) lucuiyun 2010-03-10 2010-03-19 10:44:35 by 长风892
    [关贴]【紫外老化】+【有效期至2010年07月30日】, (2/194) 探长008 2010-03-19 2010-03-19 10:41:28 by gouxueying
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    [关贴]伤寒 哪些蛋白适合作为诊断试剂特异性检测? (2/128) jingcp200320 2010-03-18 2010-03-19 10:15:32 by jingcp200320
    C60在二硫化碳溶液中的NMR化学位移 (1/179) 古月映雪 2010-03-19 2010-03-19 10:07:57 by xiuhexiu
    求“吉”姓女孩名字    ( 1 2 3 4 ) (38/781) ladiyouqi 2010-03-17 2010-03-19 09:35:17 by viviannea
    关于投稿的问题 (7/323) 19860917zs 2010-03-18 2010-03-19 09:26:59 by 长风892
    [关贴]求溶出曲线 相似因子f2计算软件 (1/344) 电泳 2010-03-18 2010-03-19 09:20:34 by 电泳
    Origin 8拟合logistic曲线时出现问题! (2/323) hejiang168 2010-03-18 2010-03-19 09:14:21 by tong_163
    [关贴]有丝减速i后期染色体形态为什么不同 (1/190) 九天无痕 2010-03-19 2010-03-19 08:36:09 by 九天无痕
    5000左右的本本,大侠们给推荐下?谢谢!    ( 1 2 3 4 ) (32/1098) zqlhs 2010-03-14 2010-03-18 23:19:57 by dongfanglu
    [关贴]数值分析(第四版)华科出版 课后习题 (3/454) 湛海波 2009-11-16 2010-03-18 23:17:38 by fashion80
    [关贴]求英文个人简历模板 (2/404) shitingyu 2010-03-17 2010-03-18 21:45:43 by tong_163
    企业求名 (7/221) 高歌123 2010-03-16 2010-03-18 21:35:45 by icewen2008
    求助如何处理大量氰化钾 (3/396) hunge 2010-03-17 2010-03-18 21:31:20 by hunge
    求助:U盘显示windows不能格式化,而且显示可用空间和已用空间都是0字节    ( 1 2 ) (15/708) w_wj 2010-03-10 2010-03-18 21:12:54 by tong_163
    [关贴]求助:有机化学电子教材 有机化学第四版 曾昭琼 (2/320) 2008110827 2010-02-28 2010-03-18 19:57:25 by tamarisk
    [关贴]碘甲烷如何用于吡啶的检验 (1/139) 297301443 2010-03-16 2010-03-18 19:46:50 by 我靠
    [关贴]求助:标准 (3/249) weilmeng 2010-03-18 2010-03-18 18:46:22 by weilmeng
    问一个有关液相色谱装柱机的问题! (1/176) lcy-ldx 2010-03-18 2010-03-18 18:00:21 by zp-19877891
    [关贴]罗丹名B与罗丹名6G (博学EPI+1)(1/201) hytay0119 2010-03-18 2010-03-18 17:40:10 by zhujiumei
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    [关贴]2,5-二醛基吡嗪 (博学EPI+1) (金币≥1)(2/38) pht2006 2010-03-18 2010-03-18 17:07:46 by weihg2008
    [关贴]谁帮我查询下十二醇的HLB!超级感谢!!! (6/201) joykie 2010-03-18 2010-03-18 17:04:07 by chen_007051
    [关贴]正交试验设计水平不能比因素多吗? (5/392) zilin5235 2009-11-17 2010-03-18 16:25:52 by zyphb
    小虎妞取名~~~    ( 1 2 ) (11/332) shuiyue2728 2010-03-18 2010-03-18 13:27:28 by guweirun
    [关贴]求助:标准 (6/240) weilmeng 2010-03-16 2010-03-18 13:15:39 by weilmeng
    求好点的MATLAB入门教程 万分感谢    ( 1 2 ) (18/521) liuliu4412 2010-03-11 2010-03-18 12:59:19 by 破风竹
    [关贴]急求一篇关于化学的中英文对照的论文或文献    ( 1 2 ) (11/477) liuyaxi 2010-03-15 2010-03-18 12:41:22 by yf0534
    求助报告一篇 (7/402) wdj1216 2010-03-15 2010-03-18 12:14:24 by wdj1216
    [关贴]固相微萃取和液相微萃取哪个的富集效果更好一点 (博学EPI+1)(4/238) wuminghu 2010-03-18 2010-03-18 11:59:49 by keke7758521
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    求书环境工程微生物学 (5/302) 高兴星期五 2010-03-18 2010-03-18 11:00:41 by hulingx
    [关贴]求一本电子书    ( 1 2 ) (15/418) qiuyf-2007 2010-03-12 2010-03-18 10:55:51 by qiuyf-2007
    求《工程材料科学与设计》一书的课件 (3/210) qiuyf-2007 2010-02-27 2010-03-18 10:53:48 by qiuyf-2007
    求《陕西统计年鉴2009》,请虫友帮下载 (5/226) suetung8 2010-03-01 2010-03-18 10:35:27 by yujinna
    [关贴]上海外国语大学 pets5成绩单领取 (2/242) xinxi350 2010-03-18 2010-03-18 10:33:15 by wg423
    [关贴]U盘怎么除去保护    ( 1 2 ) (12/569) ustc999999 2010-03-02 2010-03-18 10:22:46 by parklyn
    广州有哪些五金外贸公司 (1/165) zqlhs 2010-03-18 2010-03-18 10:00:25 by ygs8688
    word2007的自动编号 (7/348) monitor2885 2010-03-17 2010-03-18 08:45:26 by Jingje
    [关贴]英文学术报告在线听 (评阅+2) (9/415) 越前花下 2010-03-17 2010-03-18 08:42:56 by 越前花下
    请教关于Endnote问题 (8/425) yoyoli123 2010-03-17 2010-03-18 00:12:22 by kaoyan2
    [关贴]Web of Science 如何进行化学结构检索? (2/333) jiangshan3802 2010-03-17 2010-03-17 23:36:22 by sammi_deng
    360超强查杀套装 需要在线安装?    ( 1 2 ) (13/328) 越前花下 2010-03-16 2010-03-17 22:47:20 by zhangjiale
    [关贴]怎样将硫代乙酸基还原成巯基? (3/199) zhuan 2010-03-11 2010-03-17 22:41:58 by 我靠
    [关贴]聚合物的性质 (3/366) fujiao8505 2010-03-17 2010-03-17 21:58:18 by LL868890
    [关贴]求助DCC问题,谢谢 (1/202) chawenxian7758 2010-03-17 2010-03-17 21:37:21 by 我靠
    溴代反应求助 (博学EPI+1)(6/360) pht2006 2010-03-16 2010-03-17 21:32:03 by 我靠
    [关贴]WC和Cr3C2的硬度 (5/233) houguolian 2010-03-16 2010-03-17 21:30:33 by congdf
    空位浓度测量方法 (1/319) lgzheng 2010-03-17 2010-03-17 21:30:21 by wanghuixxx
    [关贴]帮忙查下 影响因子 IF (5/191) leyan1127 2010-03-17 2010-03-17 21:28:53 by qiaozhi8702
    [关贴]请问合金Zr2、Zr4的结构是什么、标准成分是多少 (1/325) 石银冬 2010-03-17 2010-03-17 21:24:33 by wanghuixxx
    [关贴]【求助】甲烷不在催化剂条件下的热分解温度 (博学EPI+1)(1/266) zkdmazhann 2010-03-17 2010-03-17 21:21:54 by guiyingsu
    怎样上传电脑上的资源分享给大家? (3/221) 钢铁盒子 2010-03-17 2010-03-17 21:11:34 by 钢铁盒子
    求助一本书《Animo入门与提高》 (2/139) jpanther 2010-03-17 2010-03-17 20:37:02 by jpanther
    请教各位 (3/238) lgzheng 2010-03-17 2010-03-17 17:56:51 by guoye123
    什么是多线性相关? (8/224) iangie 2010-03-12 2010-03-17 17:51:30 by iangie
    [关贴]请问如何做市场调研 (5/202) 秦中中 2010-03-11 2010-03-17 17:18:06 by 5836755
    求助 (2/147) lgzheng 2010-03-17 2010-03-17 16:52:29 by ltq2002
    请教各位 (3/235) lgzheng 2010-03-17 2010-03-17 16:10:27 by 有机-镜子
    PA66(30w%)与PA12(70w%)共聚产物溶于哪些有机溶剂? (1/267) 210jiejie 2010-03-17 2010-03-17 16:09:59 by sea0809
    word文档 段落两侧添加行号 (6/567) eaglesea2008 2010-03-16 2010-03-17 15:52:10 by eaglesea2008
    求中文书籍《复合材料试验技术》 有效期至2010年3月23日 (评阅+1) (3/174) wwxuan1983 2010-03-16 2010-03-17 13:21:48 by tamarisk
    电影下载 (金币≥2)(3/63) bairu666 2010-03-17 2010-03-17 10:43:05 by 闻筝雪舞
    紫外漫反射数据异常古怪---有效期2010--6.1 (2/341) zhaozhao85 2010-03-15 2010-03-17 10:31:09 by zhaozhao85
    求有机化学基础知识速记 (4/272) shuwenchao 2010-03-17 2010-03-17 10:30:22 by shuwenchao
    历年SCI影响因子,特别是2002年之前的,在哪查呀    ( 1 2 ) (12/582) wubingran 2010-03-11 2010-03-17 10:24:07 by rainny2007
    城管要抓我,罚我    ( 1 2 3 4 5 6 ) (52/788) orangesas 2010-03-16 2010-03-17 09:51:21 by ltq2002
    [关贴]文献求助 (2/174) slx8 2010-03-17 2010-03-17 09:24:13 by slx8
    请问电热水器问题 (6/309) aaaa4564 2010-03-13 2010-03-17 09:02:45 by captaincai
    请教各位 (1/228) lgzheng 2010-03-17 2010-03-17 08:50:17 by ygs8688
    求文献 (2/133) yao7601 2010-03-17 2010-03-17 08:40:31 by lixuena
    [关贴]国际高氮钢会议论文? (博学EPI+1)(2/266) gfgeng 2010-03-15 2010-03-17 07:33:19 by gfgeng
    文学论文书目求助 (博学EPI+1)(5/241) yaqian_211314 2010-03-14 2010-03-16 20:45:25 by tamarisk
    [关贴]三氯化磷蒸馏 (博学EPI+1)(1/342) song20050536 2010-03-16 2010-03-16 20:24:54 by lovehappy2008
    [关贴]求助邀请注册码 (7/502) life1991 2010-01-09 2010-03-16 18:48:15 by mbt6409
    安装软件出错~~~ (3/209) 西岸阳光 2010-03-16 2010-03-16 18:32:41 by luxinweijj
    求助,急。NTLDR 丢失 怎么办 (5/223) 日不落 2010-03-15 2010-03-16 18:12:30 by yf0534
    [关贴]纯水介质中测量开路电压 (2/114) lyp0801 2010-03-09 2010-03-16 17:43:22 by lyp0801
    求助中山大学论文一份 (1/294) lzcfy111 2010-03-16 2010-03-16 17:34:09 by shadow008
    [关贴]【求助】请问PhO-是软碱还是硬碱? (4/232) niejq 2010-03-15 2010-03-16 17:32:27 by niejq
    [关贴]求购试剂 (4/193) 什么江湖 2010-03-16 2010-03-16 17:26:47 by huangtudiwd
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