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[热点] 今天维护系统维护 祝所有人 高中 gjjjzhong 2026-08-20 刚刚
翻译一页捷克语 奉送10个金币 10 (1/41) sun2002guoqing 2007-09-13 2007-09-16 09:27:43 by 金科院老鼠
怎样免费看到Cell、Nature、science里的文章 2 (6/402) lindan0107 2007-09-15 2007-09-16 09:03:06 by hyj902
请问谁知道氮气改性蛋白的原理 1 (1/86) yangmin0904 2007-09-13 2007-09-16 08:59:41 by 金科院老鼠
电脑中毒，请高手帮忙    ( 1 2 ) 2 (10/357) magua-no2 2007-09-15 2007-09-16 08:57:31 by yongpengw
求手性柱CHIRALCEL OD-H使用手册 5 (0/85) hcty 2007-09-15 2007-09-15 23:08:00 by hcty
电脑声音时有时无    ( 1 2 ) 10 (14/363) king0128 2007-09-09 2007-09-15 22:24:42 by king0128
CO2在水中的溶解度随着压强的增大增大很多，是什么原因？    ( 1 2 ) 1 (14/785) ljt1023 2007-09-13 2007-09-15 21:42:54 by ljt1023
谁有 CRC Handbook of Chemistry and Physics 电子版！56下载方式！    ( 1 2 ) 20 (10/432) 花样年华 2007-09-10 2007-09-15 21:22:02 by magnolia24
求解一道小学数学题。    ( 1 2 ) (10/3057) lkx646 2007-03-10 2007-09-15 21:02:20 by takasaki
如何快速确定胶体粒子的电性 1 (1/84) nguo 2007-09-13 2007-09-15 20:32:28 by 观星人
硫氢化钠 (5/245) guoyujing 2007-09-12 2007-09-15 20:28:29 by 观星人
油浴油 (9/282) 冬雪儿 2007-09-12 2007-09-15 20:21:11 by 观星人
求标准GA/T105－1995 (6/754) brights 2007-09-14 2007-09-15 20:20:26 by brights
急问：铜的绝对温差电动势率 20 (4/149) 猫猫在路上 2007-09-14 2007-09-15 20:10:20 by liuwei0551
求助 1 (4/119) springwell-w 2007-09-15 2007-09-15 19:31:40 by 金科院老鼠
[关贴]求助高手 (评阅-2) (3/129) luckydog128 2007-09-14 2007-09-15 18:22:50 by 金科院老鼠
求制成中药膏剂的书或word文本 2 (2/77) romary 2007-08-10 2007-09-15 18:20:37 by 楼兰少女
(问题已解决)!急--关于动易里面的{$ShowPath} 6 (0/97) 雪林凤 2007-09-15 2007-09-15 18:16:08 by 雪林凤
如何用Origjin在画双坐标图呀！ (2/151) neverstop 2007-09-14 2007-09-15 16:24:34 by clare
请教汇市上的2个术语 (3/107) 太湖人 2007-09-15 2007-09-15 15:18:49 by liuwei0551
芯片电泳的问题 (3/139) babalaqiu 2007-09-14 2007-09-15 15:05:05 by seaemperor
请问：哪个版块可以求助中文书籍（已完成） (3/149) 善己身 2007-09-15 2007-09-15 14:37:03 by 风声
求《医学病毒学基础及实验技术》PDF版（已从朋友处得到，完成） 20 (0/213) 善己身 2007-09-15 2007-09-15 14:35:56 by 善己身
求《医学病毒学基础及实验技术》PDF版或网上读书乐园的邀请码（已完成） (4/525) 善己身 2007-09-15 2007-09-15 14:00:34 by wfgwfgwfg
请教一个单位换算方面的问题 10 (7/679) 大卫1980 2007-09-13 2007-09-15 13:45:06 by gusx_1979
求助一切关于合成固体HO-PI-OH的资料文献和合成方法 15 (金币≥10)(2/37) hlfox 2007-09-13 2007-09-15 13:05:53 by lsr0530
化合物ee值的测定 1 (2/169) apang168 2007-09-15 2007-09-15 12:56:08 by 金科院老鼠
紧急求助（高效液相色谱工作站） 5 (3/255) doctorwanghao 2007-09-14 2007-09-15 12:42:22 by 金科院老鼠
关于缓冲溶液 (5/206) 小小草儿 2007-09-13 2007-09-15 12:16:07 by 金科院老鼠
电脑OFFICE出现，内存不能读(该帖放弃） 2 (3/157) gcjgoat 2007-09-15 2007-09-15 12:08:59 by gcjgoat
哪位仁兄帮我翻译一下这个是什么？ (4/226) terry_john 2007-09-15 2007-09-15 10:31:54 by wanghuangiggs
求帮忙翻译关于润滑性能检测实验方法的英语单词 (4/118) wr12580 2007-09-15 2007-09-15 10:29:05 by 金科院老鼠
求助:请问有没有做纳米石墨片的 (2/112) snowcat２００５ 2007-09-15 2007-09-15 10:16:22 by 金科院老鼠
求一个有效的网上读书园地论坛的邀请注册码，奖10金币 10 (3/341) frankchin 2007-09-05 2007-09-15 08:52:42 by wfgwfgwfg
求购反应釜 10 (8/534) david27149 2007-09-13 2007-09-15 08:05:21 by 流浪虾米
醇跟酸酐反应用什么催化剂比较合适 1 (评阅-1) (7/270) xusongwhy 2007-09-12 2007-09-15 01:15:54 by zchy
十万火急，快来帮帮小弟 (0/122) zhanpeng1982 2007-09-14 2007-09-14 23:09:05 by zhanpeng1982
５金笔求助数据结构与算法的一道习题！ 1 (2/108) cronquist 2007-09-14 2007-09-14 20:22:54 by veracity
Si片问题 高手帮忙 1 (2/94) dashan_612 2007-09-14 2007-09-14 20:20:53 by dashan_612
求一物质沸点!(求助结束!) (2/99) immajia 2007-09-14 2007-09-14 20:14:31 by hef211
胃肠道的吸收实验 5 (2/75) tianhua 2007-09-14 2007-09-14 20:13:21 by laijikl
关于蛋白质巯基的测定 3 (0/106) wangjinmei 2007-09-14 2007-09-14 19:09:37 by wangjinmei
求两本书 10 (8/312) idea 2007-09-13 2007-09-14 18:21:10 by yanmeipy
[关贴]求qzzn论坛邀请码一个 10 (2/171) cometring 2007-09-06 2007-09-14 18:01:31 by cometring
NaH如何洗掉表面的矿物油…… 3 (5/212) fanxiaoshan 2007-09-12 2007-09-14 12:53:44 by fanxiaoshan
[学术实验] 【求助】如何证明乙烯&丙烯共聚物异于乙烯&辛烯共聚物(完成) (2/96) jackshell 2007-09-13 2007-09-14 12:30:10 by jianmei97
求正交实验助手 (4/349) chenmoysj 2007-09-14 2007-09-14 10:56:37 by 风声
关于催化剂的制备！！ 1 (4/203) liuzggg 2007-09-10 2007-09-14 10:05:05 by jia_mouse
如何查看在本机上网的记录 3 (8/265) fufei73 2007-09-13 2007-09-14 09:51:34 by fufei73
诱变正突变率 1 (1/98) 冰眉儿 2007-09-13 2007-09-14 09:31:45 by llcming
请翻译一个单词 (5/248) wr12580 2007-09-13 2007-09-14 09:12:03 by aijunhao2002230
标准NaOH溶液如何配置？ (2/157) justrunforward 2007-09-13 2007-09-13 21:53:59 by sdl_sky
求 NOVOzym 234 2 (2/167) 毕赤酵母 2007-09-12 2007-09-13 21:41:05 by 毕赤酵母
每份试题5金币求助首师博士入学英语试题(请版主删除） 5 (0/62) Yanwb_972 2007-09-13 2007-09-13 21:40:45 by Yanwb_972
请问谁知道氮气改性蛋白的原理 2 (0/37) yangmin0904 2007-09-13 2007-09-13 20:54:01 by yangmin0904
紧急求助（CAMO计量化学软件） 7 (1/82) yaya2008 2007-09-13 2007-09-13 20:37:46 by reasonspare
求助成功，非常感谢maqin909的帮助！ (1/124) guobaogang 2007-09-13 2007-09-13 20:18:33 by maqin909
问一篇Nature文章的信息 (3/122) nanotech 2007-09-13 2007-09-13 20:02:04 by hew
想买COD，BOD测定仪 (金币≥50)(2/39) yeshanmei0527 2007-09-13 2007-09-13 20:00:59 by liuwei0551
急求化学专业英语课件（给本科生上课用） 10 (3/379) mysocool 2007-09-13 2007-09-13 19:33:20 by wfcicsd
为什么有的PPT打的开，有的打不开 (5/327) 杭帮小菜sw 2007-09-13 2007-09-13 18:02:40 by 杭帮小菜sw
求哈尔滨工业大学考博俄语试题 20 (0/166) sunyajuan1998 2007-09-13 2007-09-13 17:20:22 by sunyajuan1998
翻译一段话 2 (2/92) yxfei1220 2007-09-13 2007-09-13 16:57:34 by yxfei1220
成都市（028）范围内有那些水污染企业 1 (0/41) 王孝仕 2007-09-13 2007-09-13 15:56:43 by 王孝仕
[over]请推荐19寸液晶（自己的经验，不要转帖）和17寸crt的点距 20 (2/149) ihlw 2007-08-31 2007-09-13 15:51:05 by wanghuangiggs
如何去除碲化铋 5 (4/424) 猫猫在路上 2007-09-13 2007-09-13 15:49:06 by 猫猫在路上
E盘文件怎么恢复? 10 (9/738) wsx620 2007-09-04 2007-09-13 15:47:15 by wanghuangiggs
请推荐7500左右的笔记本电脑 (8/245) deng_jin 2007-09-09 2007-09-13 15:24:28 by 浆果0906
面试着装问题 (6/548) woshiliumang911 2007-09-03 2007-09-13 12:03:41 by furong4501
给闺女取名    ( 1 2 3 4 5 ) (43/1109) zshu2006 2007-08-25 2007-09-13 11:55:46 by furong4501
帮忙给我家宝宝取名    ( 1 2 3 4 5 6 .. 8 ) 49 (78/2209) linuxsun 2007-08-22 2007-09-13 11:42:54 by furong4501
【求助】网上读书园地注册码一个(已完成，感谢wfgwfgwfg） (6/198) ichthyo 2007-09-12 2007-09-13 11:34:01 by ichthyo
请教VB中怎么截字符 2 (0/57) chuhua 2007-09-13 2007-09-13 11:14:24 by chuhua
有没有人做过L-curve方法选择正则参数啊？ 5 (0/47) waterrock 2007-09-13 2007-09-13 11:14:06 by waterrock
如何将doc中的文字转成图片格式？    ( 1 2 ) (11/794) neunux 2007-09-08 2007-09-13 10:57:26 by wfgwfgwfg
哪些牌号的EAA是非中和的啊？ 3 (0/140) lanchong 2007-09-13 2007-09-13 10:32:20 by lanchong
有关公差与配合的几个问题！！ 5 (8/342) lwy960803 2007-09-11 2007-09-13 10:05:25 by zhouyutian2006
如何对N-异丙基丙烯酰胺进行重结晶 (评阅-6) (6/720) ferry13 2007-09-12 2007-09-13 09:54:55 by ferry13
金红石的堆积方式是假面心立方，什么意思？谢谢！ 1 (3/101) ljt1023 2007-09-12 2007-09-13 08:59:03 by gg0226
翻译一页捷克语 奉送10个金币 1 (0/12) sun2002guoqing 2007-09-13 2007-09-13 08:58:59 by sun2002guoqing
［求助］请大家帮忙查一下电子版的CA,谢谢！！！ 10 (3/167) sumei9907 2007-09-10 2007-09-13 08:54:28 by kaixinmeizi
求助：关于囊泡，各向同性，双折射等－求助成功 2 (1/118) cxbaoa 2007-09-12 2007-09-12 23:21:21 by qjc830401
有谁用过冻干机    ( 1 2 3 ) (20/680) wb17711 2007-09-11 2007-09-12 23:06:00 by daemon0127
求助RAW264.7细胞的转染试剂 2 (0/198) iloveyou0807 2007-09-12 2007-09-12 21:50:56 by iloveyou0807
请教搜索技巧和软件 (6/147) chuhua 2007-09-12 2007-09-12 21:30:52 by chemicalsub
如何洗掉NaH表面的矿物油 2 (0/51) fanxiaoshan 2007-09-12 2007-09-12 21:19:43 by fanxiaoshan
哪里有紧密型PVC树脂卖？ 2 (8/142) wl_robin 2007-09-06 2007-09-12 19:27:45 by wl_robin
作图问题 1 (2/121) jinge203 2007-09-12 2007-09-12 18:33:55 by 金科院老鼠
中科院考博英语大全（真题及答案、词汇、模拟题）    ( 1 2 3 4 5 6 ) 30 (评阅-30) (金币≥10)(59/1468) winter2002 2007-09-10 2007-09-12 18:07:12 by jiangdyj
基因工程 张惠展 20 (5/289) yyj132618 2007-09-12 2007-09-12 17:38:21 by blink0731
请问有知道：三氟环氧丙烷的性质的么？ 2 (1/92) sealemon 2007-09-12 2007-09-12 17:10:01 by qjc830401
二甲基二烯丙基氯化铵中氯化钠的含量怎么测？ (5/175) chuhua 2007-09-11 2007-09-12 16:48:39 by mooncakexzj
迷茫啊！虫友们我真的不知怎么办了！(sorry！请版主帮我给10个金币）    ( 1 2 3 4 5 ) (41/1227) s060604014 2007-08-31 2007-09-12 16:42:15 by s060604014
求中国科技大学06年高分子化学考研试卷 4 (3/140) lovehurts2008 2007-09-10 2007-09-12 15:09:12 by zhl224
如何知道肽链两端氨基酸的距离 8 (2/77) pphao777 2007-09-12 2007-09-12 15:04:52 by leonumn
刚才发重复了 1 (1/78) bbbaaalll 2007-09-12 2007-09-12 14:51:07 by zhl224
请wuruit跟贴领取文献求助费 完毕贴 (2/82) xuejxfxmc 2007-09-11 2007-09-12 14:14:04 by wuruit
[关贴]求助，奖金币10个 1 (评阅-2) (1/98) 徐西瓜剂 2007-09-12 2007-09-12 13:35:02 by mooncakexzj
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