Znn3bq.jpeg
²é¿´: 1384  |  »Ø¸´: 4

tennisafin

ľ³æ (ÕýʽдÊÖ)

[ÇóÖú] 0.1M£¬pH3.0µÄÁ×ËỺ³åÒºÈçºÎÅäÖÃ

Á×ËỺ³åÒºµÄpHÒ»°ãÔÚ5.7-8.0£¬ÎÒÏÖÔÚÐèÒªÓÃpHΪ3.0µÄÁ×ËỺ³åÒºÀ´ÈܽâNaN3£¬ÒòΪNaN3ÔÚÕâ¸öPH3.0¾ßÓкÜÇ¿µÄÓÕ±äÄÜÁ¦£¬ÇëÎÊ´ó¼ÒÈçºÎÅäÖÃ
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

Î÷Î÷ºÜ¿ÉÁ¯

½û³æ (ÎÄ̳¾«Ó¢)

Ê®ÒÚ¹âÄêÅàÓŰàѧί¡ª¡ªÎ÷Î÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
tennisafin(½ð±Ò+20): ·Ç³£¸Ðл 2011-10-01 10:24:40
zhonggao18(½ð±Ò+5): ¸Ðл»ØÌû 2011-10-01 20:50:53
ÏÈÅäºÃŨ¶ÈΪ0.1MµÄÁ×Ëá¶þÇâÄÆºÍÁ×ËáÇâ¶þÄÆ£¬È»ºó°ÑÁ×ËáÇâ¶þÄÆµÎÔÚÁ×Ëá¶þÇâÄÆµÄÈÜÒºÖУ¬ÓÃPH¼ÆÅäµ½PHΪ3¼´¿É
I can
2Â¥2011-09-30 19:51:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

¼ÎÃô

ľ³æ (ÕýʽдÊÖ)

ÕâÎÊÌâ£¬Ã²ËÆÍ¬Ò»Ê±¼ä£¬Á½¸öÈËÎÊÁË¡£¡£¡£¡£
3Â¥2011-10-01 19:42:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tennisafin

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by Î÷Î÷ºÜ¿ÉÁ¯ at 2011-09-30 19:51:41:
ÏÈÅäºÃŨ¶ÈΪ0.1MµÄÁ×Ëá¶þÇâÄÆºÍÁ×ËáÇâ¶þÄÆ£¬È»ºó°ÑÁ×ËáÇâ¶þÄÆµÎÔÚÁ×Ëá¶þÇâÄÆµÄÈÜÒºÖУ¬ÓÃPH¼ÆÅäµ½PHΪ3¼´¿É

ºÃÏñ²»ÐÐŶ£¬Äܵ÷µ½3£¬¼ÓÁ˺ܶàÑÎËá¶¼µ÷²»ÁË
4Â¥2011-10-02 14:51:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Î÷Î÷ºÜ¿ÉÁ¯

½û³æ (ÎÄ̳¾«Ó¢)

Ê®ÒÚ¹âÄêÅàÓŰàѧί¡ª¡ªÎ÷Î÷

ÄÚÈÝÒÑɾ³ý
I can
5Â¥2011-10-02 15:08:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ tennisafin µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸¿ó´ó£¬²ÄÁϹ¤³Ìר˶314·Ö£¬0856¿Éµ÷¶¼¿ÉÒÔ +10 ÎÞи¿É»÷µÄ¾ÞÈË 2026-04-09 10/500 2026-04-09 18:44 by l_paradox
[¿¼ÑÐ] ²ÄÁϹ¤³Ì085601£¬270Çóµ÷¼Á +26 @ASDF1234 2026-04-08 28/1400 2026-04-09 15:47 by wp06
[¿¼ÑÐ] 349ѧ¿Æ»¯Ñ§045106Çóµ÷¼Á£¬»¯Ñ§Àà¶¼¿ÉÒÔ +8 ±£ºÃ¶®¶® 2026-04-08 8/400 2026-04-09 14:03 by xulei3024
[¿¼ÑÐ] ÉúÎïѧѧ˶£¬³õÊÔ351·Ö£¬Çóµ÷¼Á +4 ¡­¡«¡¢Íõ¡­¡« 2026-04-08 5/250 2026-04-08 21:49 by limeifeng
[¿¼ÑÐ] ÉúÎ﹤³ÌÇóµ÷¼Á +13 ϲ»¶»¹ÊDz»¸ÊÐÄ 2026-04-05 13/650 2026-04-07 16:55 by Ecowxq666£¡
[¿¼ÑÐ] 085602µ÷¼Á ³õÊÔ×Ü·Ö335 +10 19123253302 2026-04-05 10/500 2026-04-07 15:23 by СÇÇͬѧya
[¿¼ÑÐ] 302·ÖÇóµ÷¼Á Ò»Ö¾Ô¸°²»Õ´óѧ085601 +12 zyxÉϰ¶£¡ 2026-04-04 12/600 2026-04-07 02:09 by BruceLiu320
[¿¼ÑÐ] »¯Ñ§357·Ö£¬¿¼Ñе÷¼Á +11 .Starry. 2026-04-04 12/600 2026-04-06 06:28 by houyaoxu
[¿¼ÑÐ] ÉúÎïÓëÒ½Ò©086000µ÷¼ÁÒ»Ö¾Ô¸Î÷±±Å©ÁÖ320·Ö +3 ÃÀÃÀŮʿ 2026-04-03 3/150 2026-04-05 21:55 by ѧԱ8dgXkO
[¿¼ÑÐ] ²ÄÁÏר˶322·Ö +10 ¹þ¹þ¹þºðºðºð¹þ 2026-04-04 10/500 2026-04-05 21:22 by ѧԱ8dgXkO
[¿¼ÑÐ] Ò»Ö¾Ô¸Çà¿Æ085500£¬³õÊÔ295·Ö£¬¹«¹²¿Î213·Ö +3 Óöµ½µÄÈËÔ¸Íû¶¼Ä 2026-04-05 3/150 2026-04-05 18:45 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 313Çóµ÷¼Á +5 º£ÈÕº£ÈÕ 2026-04-04 7/350 2026-04-05 13:58 by imissbao
[¿¼ÑÐ] 288Çóµ÷¼Á£¬Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ071005 +6 ioodiiij 2026-04-04 6/300 2026-04-05 10:09 by guoweigw
[¿¼ÑÐ] 083200 333Çóµ÷¼Á +3 Ê®¶þ£¡£¡ 2026-04-04 3/150 2026-04-05 08:28 by barlinike
[¿¼ÑÐ] 278Çóµ÷¼Á +14 ·¶æÃÄÈ 2026-04-04 15/750 2026-04-04 22:15 by lqwchd
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì×Ü·Ö358 +6 cs0106 2026-04-03 6/300 2026-04-04 11:20 by w_xuqing
[¿¼ÑÐ] ²ÄÁÏרҵ383Çóµ÷¼Á +8 ¹ùÑôÑôÑô³É 2026-04-03 8/400 2026-04-04 10:29 by Rednal.
[¿¼ÑÐ] 268Çóµ÷¼Á +8 ÄãºÃtg 2026-04-03 9/450 2026-04-04 05:08 by gswylq
[¿¼ÑÐ] 322Çóµ÷¼Á +6 FZAC123 2026-04-03 6/300 2026-04-03 22:23 by ¿ÆÑÐСר¼Ò
[¿¼ÑÐ] 330Çóµ÷¼Á +3 °×ÉñÎØºôºô 2026-04-02 3/150 2026-04-03 10:15 by À¶ÔÆË¼Óê
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û