Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 318  |  »Ø¸´: 7
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
¡¾ÐüÉͽð±Ò¡¿»Ø´ð±¾ÌûÎÊÌ⣬×÷Õßzhangdan127½«ÔùËÍÄú 4 ¸ö½ð±Ò
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

zhangdan127

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] Çë½ÌÒ»¸öÎÊÌ⣿ÓÐЧÆÚÖÁ2008Äê8ÔÂ18ÈÕ

ÇëÎÊPH=5.8Ũ¶ÈΪ0.05mol/LµÄ´×Ëá-´×ËáÄÆ»º³åÈÜÒºÔõôÅäÄØ£¿

[ Last edited by zhangdan127 on 2008-8-18 at 07:58 ]

» ²ÂÄãϲ»¶

¸ÐлÉú»î£¬ÎÒ»¹ÓÐÊ¿É×ö£¬»¹ÓÐÊÂÇé¿ÉÒÔÈÃÎÒ·³ÄÕ¡£
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jiangshuxun

½û³æ (ÎÄ̳¾«Ó¢)

±¾ÌûÄÚÈݱ»ÆÁ±Î

6Â¥2008-08-17 11:52:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 8 ¸ö»Ø´ð

beckham277

ľ³æ (Ö°Òµ×÷¼Ò)

ÄãËæ±ãÕÒ¸öÊÔ¼Á¹«Ë¾µÄ½éÉÜÊé¶¼ÓеĠ ºÇºÇ
2Â¥2008-08-16 22:31:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Cosima

ľ³æ (СÓÐÃûÆø)

¡ï
zhangdan127(½ð±Ò+1,VIP+0):ºÜºÃ
ÏÈÅä0.5mol/LµÄ´×ËáÈÜÒº£¬ÔÙÓÃÇâÑõ»¯ÄƵ÷pHÖÁ5.8¼´¿É
3Â¥2008-08-17 00:06:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

chenjie2058

½ð³æ (СÓÐÃûÆø)

ÔÞ³ÉÂ¥Éϵ쬵«ÊÇNAOHµÄŨ¶ÈÒ»¶¨µÄµÍ£¬Òª²»È»²»ºÃ¿ØÖÆPH
4Â¥2008-08-17 10:52:36
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²»Ó¦Öú È·¶¨»ØÌûÓ¦Öú (×¢Ò⣺ӦÖú²Å¿ÉÄܱ»½±Àø£¬µ«²»ÔÊÐí¹àË®£¬±ØÐëÌîд15¸ö×Ö·ûÒÔÉÏ)
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 08¹¤Ñ§ 309·ÖÇóµ÷¼Á +9 Yin DY 2026-04-08 9/450 2026-04-14 09:10 by dick_runner
[¿¼ÑÐ] 271Çóµ÷¼Á +27 2261744733 2026-04-11 27/1350 2026-04-14 08:49 by gretl
[¿¼ÑÐ] µ÷¼ÁÇóÊÕÁô +32 ¹ûÈ»ÓÐÎÒ 2026-04-10 33/1650 2026-04-14 08:49 by ľľmumu¡«
[¿¼ÑÐ] Çóµ÷¼Á +3 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 3/150 2026-04-14 01:00 by Íõ¬Bè±
[¿¼ÑÐ] 0856ר˶Çóµ÷¼Á Ï£ÍûÊÇaÇøÔºÐ£ +24 ºÃºÃÐÝÏ¢ºÃ²»ºÃ 2026-04-09 27/1350 2026-04-13 22:22 by pies112
[¿¼ÑÐ] 0854µ÷¼Á +10 ³¤¹­°Á 2026-04-11 11/550 2026-04-13 10:38 by wp06
[¿¼ÑÐ] µçÆø¹¤³Ìר˶320Çóµ÷¼Á +5 СÂé×Ó111 2026-04-10 5/250 2026-04-12 10:47 by zhouyuwinner
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũ΢ÉúÎ288·Ö£¬ÈýÄêʵÑé¾­Àú +11 ´úfish 2026-04-09 11/550 2026-04-12 10:21 by Hayaay
[¿¼ÑÐ] 085404 293Çóµ÷¼Á +9 ÓÂÔ¶¿â°®314 2026-04-08 9/450 2026-04-12 02:24 by Çï¶¹²ËÑ¿
[¿¼ÑÐ] 085400 328·Ö Çóµ÷¼Á +10 ιÄãÒ»¸ö´ó³È×Ó 2026-04-09 14/700 2026-04-11 19:53 by lqspecial
[¿¼ÑÐ] Çóµ÷¼Á +6 archer.. 2026-04-09 8/400 2026-04-11 10:55 by zhq0425
[¿¼ÑÐ] 298Çóµ÷¼Á +9 ¶¤¶£ß˶¬¹Ï 2026-04-07 11/550 2026-04-11 09:35 by zhq0425
[¿¼ÑÐ] ±¾¿Æ211 ¹¤¿Æ085400 280·ÖÇóµ÷¼Á ¿É¿çרҵ +11 LZH£¨µÈ´ýµ÷¼ÁÖÐ 2026-04-10 11/550 2026-04-11 08:39 by zhq0425
[¿¼ÑÐ] ¼ÆËã»úÀàÇóµ÷¼Á£¬22408-274·Ö +7 Éϰ¶deС³æ 2026-04-09 8/400 2026-04-10 19:56 by fxue1114
[¿¼ÑÐ] ³õÊÔ·Ö332£¬Ò»Ö¾Ô¸±¨¿¼Î÷±±¹¤Òµ´óѧ£¬ +11 ¹ÊÈË?? 2026-04-09 11/550 2026-04-09 21:54 by JineShine
[¿¼ÑÐ] 332£¬085601Çóµ÷¼Á +12 ydfyh 2026-04-09 14/700 2026-04-09 17:28 by wp06
[¿¼ÑÐ] µç×ÓÐÅÏ¢346 +4 zuoshaodian 2026-04-08 4/200 2026-04-08 11:54 by zzucheup
[¿¼ÑÐ] Çó¿¼ÑвÄÁϵ÷¼Á +3 ²Ä»¯Àî¿É 2026-04-07 3/150 2026-04-08 00:21 by JourneyLucky
[¿¼ÑÐ] 313Çóµ÷¼Á +3 Ê®Áùʰ½ 2026-04-07 3/150 2026-04-07 23:20 by lbsjt
[¿¼ÑÐ] Çóµ÷¼Á +11 wwwwabcde 2026-04-07 11/550 2026-04-07 23:16 by JourneyLucky
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û