±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 169  |  »Ø¸´: 1
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

wujixian

ľ³æ (ÕýʽдÊÖ)

[½»Á÷] ÇóÎʳÁµí¼ÁÎÊÌâ

ÏëÑ¡ÓÃ(NH4)2CO3×ö³Áµí¼Á,ËäÈ»±êÇ©ÉÏдµÄÊÇ·ÖÎö´¿,µ«·¢ÏÖ·Ö×ÓʽдµÄÊÇC2H11N3O5,ÍøÉÏÓеÄ˵Æä¹¤ÒµÆ·ÊÇ̼ËáÇâ狀Ͱ±»ù¼×Ëáï§¶þÕߵĸ´ÑÎ,ÄÇÑùµÄ»°
ÊÇ·ñ˵Ã÷Ö»ÓÐ̼ËáÇâï§µÄÄDz¿·ÖÆð³Áµí¼Á×÷ÓÃÂð?
Ï£ÍûÓÐÁ˽âÕâ·½ÃæµÄÄܸæÖª,3ks!
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lggm208

ľ³æ (ÕýʽдÊÖ)

³ÁµíÖ÷ÒªÊÇ̼ËáÇâ¸ùÔÚÆð×÷Ó㬲é²é·Ö×ÓʽӦ¸ÃÄÜÁ˽âÒ»ÏÂ
×¢²á°ËÄ꣬Çà´ºÒÑÈ¥£¬Ç黳²»±ä
2Â¥2009-03-25 20:37:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ wujixian µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©¿Æ¼¼´óѧ²ÄÁϹ¤³Ì085601£¬Çóµ÷¼Á +13 cdyw 2026-04-02 13/650 2026-04-03 14:51 by lsÁõ˧
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉúÎïÓëÒ½Ò©£¬296·Ö£¬Çóµ÷¼Á +8 66¹ 2026-04-03 9/450 2026-04-03 14:22 by »¯Ñ§»¯¹¤Ë¶Ê¿ÕÐÉ
[¿¼ÑÐ] 282Çóµ÷¼Á ²»Ìôרҵ ÇóÊÕÁô +7 Yam. 2026-03-30 8/400 2026-04-03 14:12 by zhangdingwa
[¿¼ÑÐ] 266Çóµ÷¼Á +3 08µçÆø¹¤³Ì 2026-04-03 3/150 2026-04-03 14:05 by 1753564080
[¿¼ÑÐ] 306·Ö²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +4 Àè°ÉÀ²À²ÄãºÜÓÐà 2026-04-03 4/200 2026-04-03 11:24 by wangjy2002
[¿¼ÑÐ] 285Çóµ÷¼Á +7 AZMK 2026-04-02 9/450 2026-04-03 11:12 by wanwan00
[¿¼ÑÐ] 071000ÉúÎïѧµ÷¼Á +8 ÖªÕÑÂû 2026-04-02 8/400 2026-04-03 10:36 by macy2011
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +6 ´Þwj 2026-04-02 6/300 2026-04-03 10:19 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 312Çóµ÷¼Á +6 ССī123 2026-04-02 7/350 2026-04-03 07:32 by jsw79
[¿¼ÑÐ] 343Çóµ÷¼Á085601 +5 ҪŬÁ¦Ñ§Ï°x 2026-03-29 6/300 2026-04-02 21:18 by 1104338198
[¿¼ÑÐ] 298Çóµ÷¼Á +4 zzz£¬£¬r 2026-04-02 7/350 2026-04-02 18:57 by 1939136013¹·×³
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÄÏʦ·¶´óѧ-22408¼ÆËã»ú-292·Ö-Çó»ªÄÏʦ·¶´óѧµ÷¼Á +4 °®¶ÁÊéµÄСöùÓã 2026-04-02 4/200 2026-04-02 18:35 by Çóµ÷¼Ázz
[¿¼ÑÐ] 0856³õÊÔ324·ÖÇóµ÷¼Á +6 ÏëÉÏѧÇóµ÷ 2026-04-01 6/300 2026-04-02 11:42 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 270µ÷¼Á +7 maxjxbsk 2026-04-02 7/350 2026-04-02 09:50 by yulian1987
[¿¼ÑÐ] 367Çóµ÷¼Á +8 ÓóÄàà£à£¡­ 2026-03-28 8/400 2026-04-02 09:20 by olim
[¿¼ÑÐ] 085410È˹¤ÖÇÄÜ ³õÊÔ316·Ö Çóµ÷¼Á +3 ²ÐÐÇ·÷Êï 2026-03-31 3/150 2026-04-01 11:09 by СÐÜraider
[¿¼ÑÐ] 288×ÊÔ´Óë»·¾³×¨Ë¶Çóµ÷¼Á£¬²»ÏÞרҵ£¬ÓÐѧÉϾÍÐÐ +25 lllllos 2026-03-30 26/1300 2026-04-01 09:52 by Ò»Ö»ºÃ¹û×Ó?
[¿¼ÑÐ] 335Çóµ÷¼Á +3 321* 2026-03-31 4/200 2026-04-01 00:00 by 321*
[¿¼ÑÐ] 070300»¯Ñ§×¨Òµ279µ÷¼Á +10 ¹þ¹þ¹þ^_^ 2026-03-31 10/500 2026-03-31 23:13 by liu823948201
[¿¼ÑÐ] Ò»Ö¾Ô¸Äϲý´óѧ324Çóµ÷¼Á +6 hanamiko 2026-03-29 6/300 2026-03-31 16:35 by hypershenger
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û