Znn3bq.jpeg
²é¿´: 1241  |  »Ø¸´: 7
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

xuezhenjie

Ìú³æ (СÓÐÃûÆø)

[ÇóÖú] ºìÍâÆ×·ÖÎö

Çë°ïæ¿´Ï£¬ÄÇЩ·å¶ÔÓ¦µÄÊÇÄĸö»ùÍÅ¡£Ð»Ð»£¡

ÛÏ»ùÒÒËáµÄºìÍâÆ×
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

ΪÁË¡­¡­
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zheyike728

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
xuezhenjie(½ð±Ò+5): ¡ïÓаïÖú лл 2012-02-24 17:08:32
²»ÊǺܿ϶¨£¬CH2=CH-R»òÕßCH2=C-R1R2   1419£»C=O 1716
4Â¥2012-02-24 16:22:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 8 ¸ö»Ø´ð

yangpzmy

Í­³æ (³õÈëÎÄ̳)

ÄãÕâ¸öÌ«ÄÑÁË   Ã»ÓÐÒ»µã¿ÉÒÔÒÀ¾ÝµÄ¶«Î÷  ¹À¼ÆÃ»Óм¸¸öÈËÄܿ϶¨ÊÇɶ
Éú»î¾ÍÊÇĥߴ
2Â¥2012-02-24 15:36:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zyyh2012

гæ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
xuezhenjie(½ð±Ò+5): ¡ï¡ï¡ïºÜÓаïÖú лл 2012-02-24 17:07:14
S-H 2570 ;O-H 3500-2500 ;C=O 1716 ;C=O 1294,1155
3Â¥2012-02-24 15:55:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xuezhenjie

Ìú³æ (СÓÐÃûÆø)

HS-CH2-COOH,ºìÍâÆ×ÊÇÕâ¸ö·Ö×ÓʽµÄÆ×Ïߣ¬-CH2-Óë-COOHµÄ·åλһ°ãÔÚÄÄ£¬Ð»Ð»ÁË
ΪÁË¡­¡­
5Â¥2012-02-24 17:06:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 271Çóµ÷¼Á +37 2261744733 2026-04-11 39/1950 2026-04-17 10:11 by ºÚ¿Æ¼¼¿óÒµ
[¿¼ÑÐ] 300Çóµ÷¼Á +11 ³Èa777 2026-04-15 11/550 2026-04-16 22:43 by cfdbai
[¿¼ÑÐ] 26ҩѧר˶105500Çóµ÷¼Á +6 à¶¹þ¼ÓÓÍ 2026-04-13 7/350 2026-04-16 14:31 by zhouxiaoyu
[»ù½ðÉêÇë] RY£ºÖйú²ú³öµÄ¿ÆÑ§À¬»øÂÛÎÄ£¬¾ø¶ÔÊýÁ¿ºÍ±ÈÀý¶¼ÊÀ½çµÚÒ» +7 zju2000 2026-04-14 18/900 2026-04-16 11:36 by »¶ÀÖËÌÒ¶Ýè
[¿¼ÑÐ] Çóµ÷¼ÁÍÆ¼ö +8 СÄô°®Ñ§Ï° 2026-04-14 8/400 2026-04-16 07:22 by ѧԱJpLReM
[¿¼ÑÐ] ͨÐŹ¤³ÌÇóµ÷¼Á£¡£¡£¡ +6 zlb770521 2026-04-14 6/300 2026-04-15 20:00 by ѧԱJpLReM
[¿¼ÑÐ] ҩѧ305Çóµ÷¼Á +7 Â꿨°Í¿¨boom 2026-04-11 7/350 2026-04-15 13:21 by Î÷±±Íû¡ª·çɳ
[¿¼ÑÐ] ²ÄÁϹ¤³Ì281»¹Óе÷¼Á»ú»áÂð +43 xaw. 2026-04-11 44/2200 2026-04-15 12:46 by Î÷±±Íû¡ª·çɳ
[¿¼ÑÐ] 211±¾¿Æ²ÄÁÏ»¯¹¤Çóµ÷¼Á +19 YHLAH 2026-04-11 23/1150 2026-04-14 22:25 by fenglj492
[¿¼ÑÐ] 085408¹âµçÐÅÏ¢¹¤³Ìר˶355Ò»Ö¾Ô¸³¤´º¹â»úËùµ÷¼Á +6 Íõymaa 2026-04-13 13/650 2026-04-14 11:33 by Íõymaa
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤329·ÖÇóµ÷¼Á +24 Ò¶zilin 2026-04-13 25/1250 2026-04-14 09:20 by ÊÔ¹ÜÆÆÁÑ
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤349·ÖÇóµ÷¼Á +16 Àîľ×Ó°¡¹þ¹þ 2026-04-12 17/850 2026-04-14 09:11 by fenglj492
[¿¼ÑÐ] Çóµ÷¼Á +3 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 3/150 2026-04-14 01:00 by Íõ¬Bè±
[¿¼ÑÐ] ¿¼ÑÐÓ¢Ò»ÊýÒ»338·Ö +9 ³¤½­´óѧ¶«Ð£Çø 2026-04-13 10/500 2026-04-14 00:41 by Íõ¬Bè±
[¿¼ÑÐ] BÇø0809 £¬ÊýÒ»Ó¢Ò»£¬290 Çóµ÷¼Á +3 ãöΫ1111 2026-04-12 4/200 2026-04-13 20:35 by ѧԱJpLReM
[¿¼ÑÐ] Ò»Ö¾Ô¸085802 323·ÖÇóµ÷¼Á +13 drizzle_9 2026-04-12 14/700 2026-04-13 10:26 by Faiz5552
[¿¼ÑÐ] ¡£ +10 Àî¶àÃ×lee. 2026-04-12 11/550 2026-04-12 22:58 by yuyin1233
[¿¼ÑÐ] 346·Ö£¬¹¤¿Æ0854Çóµ÷¼Á£¬×¨Ë¶ +6 moser233 2026-04-12 7/350 2026-04-12 22:11 by fqwang
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸²ÄÁÏ¿ÆÑ§Ó빤³Ì985£¬365·Ö£¬ +8 ²Ä»¯Àî¿É 2026-04-11 10/500 2026-04-12 08:42 by 852137818
[¿¼ÑÐ] 270Çóµ÷¼Á +14 ÑîÀÖ369 2026-04-11 14/700 2026-04-11 20:16 by À¶ÔÆË¼Óê
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û