±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 692  |  »Ø¸´: 5
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

ÎçÒ¹

ľ³æ (СÓÐÃûÆø)

[½»Á÷] ʵÑéÖпØÖÆpHÖµºã¶¨µÄ·½·¨ÓÐÄÄЩ°¡£¿

ʵÑéÌåϵΪCaCl2-NaHCO3Ìåϵ£¬´ýpHÖµÎȶ¨ºó£¬¼ÓÈë̼Ëá¸Æ¾§ÖÖ£¬´ËʱpHֵϽµ£¬´Ëʱ¸ÃÈçºÎ¿ØÖÆpHÖµºã¶¨ÄØ£¿¼ÓÈëNaOH?µ«ÊÇ£¬pHÖµ»¹ÊÇ»á×óÓÒ²¨¶¯£¬ÓÐûÓÐÆäËû·½·¨¿ØÖÆpHÖµºã¶¨ÄØ£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

rjbl

ľ³æ (ÕýʽдÊÖ)

ºÏÊʵĻº³åÈÜÒºÓ¦¸Ã¿ÉÒÔ£¬µ«ÊÇѰÕÒºÏÊʵľÍÄÑÁË¡£
ÎÒÒ²Óöµ½¹ýÕâ¸öÎÊÌ⣬ûÉîÈëÑо¿£¬Ã»ÕÒµ½½â¾ö·½·¨¡£
ÆÚ´ý¸ßÊÖ~
3Â¥2008-10-16 16:17:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 6 ¸ö»Ø´ð

woodlouse

Òø³æ (СÓÐÃûÆø)

Åä¸öºÏÊʵĻº³åÈÜÒºÐÐÂð
2Â¥2008-10-16 15:31:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

СÖñÎÝ

½ð³æ (ÕýʽдÊÖ)

×îÖÕ»¹ÊÇÒª¿¿ÈËΪ¶à´ÎÓÃËá¶È¼Æ²âÁ¿µÄ
4Â¥2008-10-16 16:24:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hunter2002

½ð³æ (ÕýʽдÊÖ)

¡ï ¡ï
fangyuan2004(½ð±Ò+2,VIP+0):¹ÄÀø½»Á÷
ÓÉÓÚÊÇ×ö³Áµí£¬±£³ÖpH£¬ÕâʱΪÁ˱£Ö¤Ã»ÓÐÔÓÀë×Ó½øÈ룬¾ÍÓ¦µ±¼ÓÈëNaOH
µ«ÊÇÈç¹ûNaOHµÄŨ¶È²»¹»£¬¼ÓÈë¹ý¶àµÄÈÜÒº£¬Ê¹µÃÔ­ÈÜÒºÌå»ýÔö´ó¡£ËùÒÔ£¬Ã¿´Î×îºÃ¼ÓÈë΢Á¿µÄ½Ï¸ßŨ¶ÈµÄNaOH
5Â¥2008-10-16 19:30:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 282µç×ÓÐÅÏ¢0854ר˶µ÷¼Á +4 202451007219 2026-04-02 6/300 2026-04-04 21:55 by laoshidan
[¿¼ÑÐ] 331Çóµ÷¼Á +3 niby 2026-04-02 3/150 2026-04-04 19:56 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 306Çóµ÷¼Á +3 hybÉÏÃû¹¤ 2026-04-02 3/150 2026-04-04 18:12 by ÈÈÇéɳĮ
[¿¼ÑÐ] ±¾¿Æ211£¬×¨Òµ085404£¬293·ÖÇëÇóµ÷¼Á +5 Á«²Ë¾ÍÊÇź°É 2026-04-04 5/250 2026-04-04 14:08 by ÕâÊÇÒ»¸öÎÞÁĵÄê
[¿¼ÑÐ] 085701Çóµ÷¼Á +7 ¹¨ÓíÃú 2026-04-04 8/400 2026-04-04 13:49 by ССÊ÷2024
[¿¼ÑÐ] ³õÊԳɼ¨337ÕÒµ÷¼Á +3 ??? ?. ? 2026-04-03 3/150 2026-04-03 11:43 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +3 bvzz 2026-04-01 3/150 2026-04-03 09:47 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Ò»Ö¾Ô¸ÏÃÃÅ´óѧ²ÄÁϹ¤³Ìר˶354ÕÒµ÷¼Á£¡£¡£¡ +8 ±´ß±µ±µ 2026-03-30 8/400 2026-04-03 09:41 by hypershenger
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉÂÎ÷ʦ·¶´óѧÉúÎïѧ317·Ö +5 1563ÈÕ¡£ 2026-04-02 5/250 2026-04-03 06:58 by ilovexiaobin
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©¿Æ¼¼²ÄÁÏ¿ÆÑ§Ó빤³Ì288·Ö£¬Çóµ÷¼Á +14 Êdz½°¡ 2026-04-02 14/700 2026-04-02 21:10 by dongzh2009
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉϺ£º£Ñó´óѧ083200ʳƷѧ˶£¬Çóµ÷¼Á£¬½ÓÊÜÆäËûרҵ +6 whatÕÅ 2026-04-01 7/350 2026-04-02 16:48 by zzsw+
[¿¼ÑÐ] 346Çóµ÷¼Á +5 Ö£³ÏÀÖ 2026-04-02 5/250 2026-04-02 16:38 by SZW_UJN
[¿¼ÑÐ] ÄÜÔ´¶¯Á¦ µ÷¼Á +3 ²»ÆÆ²»Á¢0 2026-04-02 3/150 2026-04-02 12:46 by ffffjjjj
[¿¼ÑÐ] 271Çóµ÷¼Á +15 ÀÕ²¼ÀÊ@ 2026-03-31 20/1000 2026-04-02 11:24 by Sammy2
[¿¼ÑÐ] 322Çóµ÷¼Á +5 ìäÙÒXX 2026-03-31 6/300 2026-04-02 10:08 by Çóµ÷¼Ázz
[¿¼ÑÐ] Çóµ÷¼Á0703 +5 ÖܼÎÒ¢ 2026-03-31 8/400 2026-04-01 20:32 by ltltkkk
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +10 Eujd1 2026-03-31 11/550 2026-04-01 11:23 by ivanqyq
[¿¼ÑÐ] ÎïÀíѧµ÷¼Á +4 СÑò36 2026-03-30 4/200 2026-03-31 16:16 by lishahe
[¿¼ÑÐ] 269Çóµ÷¼Á +4 ÎÒÏë¶ÁÑÐ11 2026-03-31 4/200 2026-03-31 10:04 by cal0306
[¿¼ÑÐ] 279Çóµ÷¼Á +12 jµÄÁ¢·½ 2026-03-29 12/600 2026-03-30 20:30 by dick_runner
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û