Znn3bq.jpeg
²é¿´: 555  |  »Ø¸´: 21
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
¡¾ÐüÉͽð±Ò¡¿»Ø´ð±¾ÌûÎÊÌ⣬×÷Õßyiyunlai½«ÔùËÍÄú 5 ¸ö½ð±Ò

sukungenga

ľ³æ (СÓÐÃûÆø)

·ÖÎö¹¤³Ìʦ

Õâ¸ö¾ÍÓÃŨÁòËá¾Í¿ÉÒÔ£¬Ð§¹ûÒ²±È½ÏºÃ£¬Ò»°ãõ¥»¯·´Ó¦¾ÍÓÃÕâ¸ö¡£Î¶ÈÄãÒª½øÐÐÊÔÑé¶Ô±È£¬·ñÔò¾Í²¿»áµÃµ½×î¼ÑµÄÊÔÑéÌõ¼þ£¬Ñ¡ÔñÁ¼ºÃµÄÊÔÑéÌõ¼þ£¬ÊÇ¿ÉÒÔʹ»ØÊÕÂÊ´ïµ½×î´ó¡£ÒÔÎҵľ­ÑéÕâ¸öζÈÒªÔÚ240ÒÔÉÏ£¬²ÉÓÃÓÍÔ¡¼ÓÈÈ£¬Î¶ȸ߷´Ó¦Ò²¿ì£¬µ«ÊÇÒª¿ØÖƸ±·´Ó¦£¬ÌرðÊÇÏ©ÌþÀÛµÄÔÓÖÊ£¬ÒòΪÕâÑù»áʹÊÔÑéÔö¼ÓΣÏÕÐÔ¡£Äã¿ÉÒÔÊÔÊÔÎÒ¸øÄãµÄÌõ¼þ¡£½á¹ûÄãÂúÒâµÄ»°£¬ÇëÄãÓÚÎÒÁªÏµ£¬ÎÒµÄQQ496409278£¬
11Â¥2008-10-18 16:48:03
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

asdlkj

Í­³æ (ÕýʽдÊÖ)

±íÇéµ³µ³Ô±

¶Ô¼×»ù±½»ÇËᣬDCC ,EDCI .¶¼¿ÉÒԵģ¬Ò»°ãÀ´Ëµ¿ÉÒÔ¼ÓÈÈ»ØÁ÷£¬·´Ó¦ÄÜ¿ìЩ¡£
²»»á´ò×Ö£¡£¡£¡Ö»Áô±íÇ飡£¡£¡£¡
12Â¥2008-10-18 20:49:58
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yiyunlai

ľ³æ (ÕýʽдÊÖ)

ÊÇÂð>?°ïÎÒÕÒÕÒ°¡,ллÄãÀ²!
13Â¥2008-10-18 23:23:56
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

asdlkj

Í­³æ (ÕýʽдÊÖ)

±íÇéµ³µ³Ô±

ôÈËáÓë¶þÂÈÑÇí¿ÏȳÉõ£ÂÈ£¬ÔÙÓë´¼·´Ó¦Ò²¿ÉÒԵġ£
²»»á´ò×Ö£¡£¡£¡Ö»Áô±íÇ飡£¡£¡£¡
14Â¥2008-10-20 15:17:18
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

super8850

½ð³æ (ÕýʽдÊÖ)

Ö±½ÓµÎ¼Ó¶þÂÈÑÇí¿£¬»òÕßͨÂÈ»¯ÇâÆøÌ壬ÔÚÊÒÎÂÏ·´Ó¦¾Í¿ÉÒÔÁË£¬Å¨ÁòËá²»¿ÉÒÔÑõ»¯ÐÔ̫ǿ£¡·´Ó¦10¸öСʱ×óÓÒ
15Â¥2008-10-20 15:43:21
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

silly6783

½ð³æ (СÓÐÃûÆø)

ÁòËá×÷´ß»¯¼Á£¬»ØÁ÷¼´¿É
16Â¥2008-10-20 21:47:14
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhiping780

ľ³æ (ÖøÃûдÊÖ)

ÌìÓ¥°ï°ïÖ÷

ôÈËá¸ú´¼µÄõ¥»¯·´Ó¦ÊÇ¿ÉÄæµÄ£¬²¢ÇÒÒ»°ã·´Ó¦¼«»ºÂý£¬¹Ê³£ÓÃŨÁòËá×÷´ß»¯¼Á¡£¶àÔªôÈËá¸ú´¼·´Ó¦£¬Ôò¿ÉÉú³É¶àÖÖõ¥¡£ÈçÒÒ¶þËá¸ú¼×´¼¿ÉÉúÒÒ¶þËáÇâ¼×õ¥»òÒÒ¶þËá¶þ¼×õ¥¡£
HOOC¡ªCOOH+CH3OH HOOC¡ªCOOCH3+H2O

ÎÞ»úÇ¿Ëá¸ú´¼µÄ·´Ó¦£¬ÆäËÙ¶ÈÒ»°ã½Ï¿ì£¬ÈçŨÁòËá¸úÒÒ´¼ÔÚ³£ÎÂϼ´ÄÜ·´Ó¦Éú³ÉÁòËáÇâÒÒõ¥¡£
C2H5OH+HOSO2OH¡úC2H5OSO2OH+H2O
ÁòËáÇâÒÒõ¥
C2H5OH+C2H5OSO2OH¡ú(C2H5O)2SO2+H2O
ÁòËá¶þÒÒõ¥
Ä¿ÔÆÌìÍ⣬־ÔÚ¾ÅÏöÖС£¡£¡£¡£¡£
17Â¥2008-10-20 21:57:23
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yiyunlai

ľ³æ (ÕýʽдÊÖ)

ÊÇÂð,µ½ÄÄÏÂÔØ°¡,лл!
18Â¥2008-10-29 22:18:11
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wchz3058

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

õ¥»¯Óô߻¯¼ÁÁ¿Í¦¶àµÄ£¬Å¨ÁòËáÊdz£Óõ쬻¹¿ÉÒÔÓÃÈýÂÈ»¯ÌúµÈLewisËᣬ¹ÌÌ峬ǿËᣬ»òÓÃÇ¿ËáÐÍÀë×ÓÒºÌå¶¼ÐС£
19Â¥2008-11-02 20:14:37
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

rangaisuifeng

Òø³æ (ÕýʽдÊÖ)

µÎ¼Ó¶þÂÈÑÇí¿
¼ÈÈ»Ç°ÃæµÄ·£¬ÎÒÃÇÎÞ·¨Ô¤Öª£¬¾ÍÈÃÎÒÃǴ󵨵ÄÈ¥³¢ÊÔ°É
20Â¥2008-11-02 20:19:47
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ yiyunlai µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ҩѧר˶µ÷¼Á +8 ? һ·Éú?»¨? 2026-04-10 10/500 2026-04-11 21:21 by zhouxiaoyu
[¿¼ÑÐ] 296Çóµ÷¼Á +14 Íô£¡£¿£¡ 2026-04-08 15/750 2026-04-11 20:28 by dongdian1
[¿¼ÑÐ] Çóµ÷¼Á£¬985²ÄÁÏÓ뻯¹¤348·Ö +6 º­ÖñÁõ 2026-04-11 8/400 2026-04-11 19:53 by lbsjt
[¿¼ÑÐ] 298Çóµ÷¼Á +5 ²ÐºÉÐÂÁø 2026-04-07 5/250 2026-04-11 11:02 by ×ÏêØ×ÏÆå
[¿¼ÑÐ] 0854µ÷¼Á +8 950824he@ 2026-04-09 8/400 2026-04-11 10:11 by zhq0425
[¿¼ÑÐ] Çóµ÷¼Á +13 Ñ©·ê¶¬ 2026-04-10 13/650 2026-04-11 09:58 by Öí»á·É
[¿¼ÑÐ] Ò»Ö¾Ô¸¶«±±´óѧ¿ØÖƹ¤³Ì085406Êý¶þÓ¢¶þ385£¬Çóµ÷¼Á +8 Ezra_Zhang 2026-04-09 8/400 2026-04-11 09:15 by Öí»á·É
[¿¼ÑÐ] »¯Ñ§¹¤³ÌÓë¼¼Êõ324µ÷¼Á +23 Ëï³£»ª 2026-04-09 25/1250 2026-04-11 00:07 by ÆïÅ£¶Éº®½­
[¿¼ÑÐ] 291 Çóµ÷¼Á +29 »¯¹¤2026½ì±ÏÒµÉ 2026-04-09 29/1450 2026-04-10 22:55 by dick_runner
[¿¼ÑÐ] 083200 305·Ö Çó¶þÂÖµ÷¼Á ²»½ÓÊÜ¿çרҵ +9 Claireyyyy 2026-04-09 10/500 2026-04-10 21:21 by Claireyyyy
[¿¼ÑÐ] Çóµ÷¼Á +11 ôæôæÒ»ÊéÉú 2026-04-09 13/650 2026-04-10 10:27 by liuhuiying09
[¿¼ÑÐ] µ÷¼Á +19 ²»·ê´º 2026-04-05 20/1000 2026-04-10 10:15 by may_ÐÂÓî
[¿¼ÑÐ] 301Çóµ÷¼Á +6 ¾²¾²ÏëÏë 2026-04-05 6/300 2026-04-10 09:15 by Delta2012
[¿¼ÑÐ] ¿¼Ñе÷¼Á +13 ±ù±ù£¬£¬£¬ 2026-04-07 13/650 2026-04-09 17:01 by Lilly_Li
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷ÄÏ´óѧÉúÎïѧѧ˶344 ÇóÉúÎïѧÏà¹Øµ÷¼Á/ÉúÎïÓëÒ½Ò© +7 ³¬È˲»»á·É@ 2026-04-08 7/350 2026-04-09 09:35 by gong120082
[¿¼ÑÐ] 287Çóµ÷¼Á +6 Fnhc 2026-04-07 6/300 2026-04-08 10:05 by xingguangj
[¿¼ÑÐ] 292Çóµ÷¼Á +4 lilllllxccc 2026-04-05 5/250 2026-04-07 09:29 by ·Ä´óÑîÀÏʦ
[¿¼ÑÐ] ÉúÎïѧѧ˶Çóµ÷¼Á£º351·ÖÒ»Ö¾Ô¸ÄϾ©Ê¦·¶´óѧÉúÎïѧרҵ +6 ¡­¡«¡¢Íõ¡­¡« 2026-04-06 7/350 2026-04-06 18:54 by macy2011
[¿¼ÑÐ] 283Çóµ÷¼Á +5 baiiyu 2026-04-05 6/300 2026-04-05 20:35 by à£à£à£0119
[¿¼ÑÐ] 08ר˶275µ÷¼Á +5 AaAa7420 2026-04-05 5/250 2026-04-05 18:01 by jkddd
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û