| ²é¿´: 1474 | »Ø¸´: 9 | ||||
| µ±Ç°Ö÷ÌâÒѾ´æµµ¡£ | ||||
| µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû | ||||
AndrewYuͳæ (СÓÐÃûÆø)
|
[½»Á÷]
Çë½Ì´ÎÂÈËáÄÆÈÜÒºµÄÅäÖÃ
|
|||
|
ÓÉÓÚÊÔÑéÐèÒª£¬ÐèÅäÖÃ1mg/L¡¢3mg/L¡¢5mg/LµÈµÄ´ÎÂÈËáÄÆÈÜÒº¡£ µ«ÊǹºÂòÀ´µÄ´ÎÂÈËáÄÆÈÜÒº¼¼ÊõÖ¸±êÊÇÕâÑùµÄ£º »¯Ñ§´¿CP£¬500mL£¨Ô¼583g£© »îÐÔÂÈ ¡Ý5.2% ÓÎÀëÂÈ£¨ÒÔNaOH¼Æ£© £¨7.0¡ª8.0£©% ²»ÖªÈçºÎÅ䣬Çë¸÷λ³æ×Ӵͽ̰¡¡£ |
» ÊÕ¼±¾ÌûµÄÌÔÌûר¼ÍƼö
Áôѧ |
» ²ÂÄãϲ»¶
Ê÷Ö¬ÖÐÒì·ð¶ûͪÌáÈ¡¼ì²âµÄ×Éѯ
ÒѾÓÐ0È˻ظ´
Î人¹¤³Ì´óѧ»¯Ñ§Óë»·¾³¹¤³ÌѧԺÈÔÓв¿·Öµ÷¼ÁÃû¶î
ÒѾÓÐ0È˻ظ´
»·¾³»¯Ñ§ÂÛÎÄÈóÉ«/·ÒëÔõôÊÕ·Ñ?
ÒѾÓÐ79È˻ظ´
ÐÂ¼ÓÆÂ¹úÁ¢´óѧ»¯Ñ§ÏµÁõС¸Ö½ÌÊÚ¿ÎÌâ×éÕÐÊÕ²©Ê¿Éú3-4Ãû
ÒѾÓÐ24È˻ظ´
ÄÚʦ´ó»·¾³¿ÆÑ§Ó빤³ÌµÈÏà¹Ø×¨ÒµÕÐÊÕµ÷¼Á¿¼Éú
ÒѾÓÐ20È˻ظ´
×ø±êÔÁ¸Û°Ä´óÍåÇø£¬¶«Ý¸Àí¹¤»·¾³¹¤³ÌÕÐÊÕ¹¤¿Æµ÷¼Á£¬ÍŶӱÏÒµÉú¾ÍÒµÇé¿öÁ¼ºÃ
ÒѾÓÐ0È˻ظ´
×ø±êÔÁ¸Û°Ä´óÍåÇø£¬¶«Ý¸Àí¹¤»·¾³¹¤³ÌÕÐÊÕ¹¤¿Æµ÷¼Á£¨ÏßÉÏ£©£¬ÍŶӱÏÒµÉú¾ÍÒµÁ¼ºÃ
ÒѾÓÐ0È˻ظ´
¿¼ÑУ¨¹æ»®/Ò»Ö¾Ô¸/µ÷¼Á£©¸¨µ¼
ÒѾÓÐ0È˻ظ´
³¤´º¹¤³ÌѧԺÊÐÕþ¹¤³ÌרҵÓв¿·Öµ÷¼ÁÃû¶î£¬»¶Ó´ó¼Òµ÷¼Áµ½ÎÒУ
ÒѾÓÐ0È˻ظ´
ÇàÄê»ù½ð²¦¿îʱ¼ä
ÒѾÓÐ3È˻ظ´
·ðɽ´óѧ»·¾³¹¤³ÌÑо¿ÉúרҵÕÐÊÕ¶àרҵµ÷¼ÁѧÉú
ÒѾÓÐ0È˻ظ´
huoshixin
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 590.5
- Ìû×Ó: 257
- ÔÚÏß: 23.6Сʱ
- ³æºÅ: 245905
- ×¢²á: 2006-04-29
- רҵ: É«Æ×·ÖÎö
3Â¥2009-03-09 20:48:07
wsw150090
ͳæ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 16.7
- Ìû×Ó: 94
- ÔÚÏß: 45Сʱ
- ³æºÅ: 496925
- ×¢²á: 2008-01-23
- רҵ: »·¾³¹¤³Ì
¡ï
kongsun(½ð±Ò+1,VIP+0):¹ÄÀø²ÎÓëÌÖÂÛ£¬»¶Ó³£À´»·¾³°æ£¡ 3-10 20:24
kongsun(½ð±Ò+1,VIP+0):¹ÄÀø²ÎÓëÌÖÂÛ£¬»¶Ó³£À´»·¾³°æ£¡ 3-10 20:24
| ÎÒ×î½üÒª³ÆÈ¡Êå¶¡´¼£¬Ò²Óöµ½Õâ¸öÎÊÌ⣬˽×ÔÈÏΪÊDz»ÊÇ¿ÉÒÔ°´ÕÕ¹ÌÌåµÄ³ÆÁ¿³ÆÈ¡£¬ÔÚÉÕ±ÀïµÎ¼Óµ½Ò»¶¨Å¨¶È£¬È»ºóÏ¡ÊÍ£¬²»ÖªµÀ¶ÔÄãÓÐûÓаïÖú¡£ |
2Â¥2009-03-03 21:30:34
AndrewYu
ͳæ (СÓÐÃûÆø)
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 1203.6
- Ìû×Ó: 66
- ÔÚÏß: 50.3Сʱ
- ³æºÅ: 457873
- ×¢²á: 2007-11-12
- ÐÔ±ð: GG
- רҵ: »·¾³¹¤³Ì
4Â¥2009-03-09 22:05:48
¡ï
kongsun(½ð±Ò+1,VIP+0):ллÄãµÄ½¨Ò飬»¶Ó³£À´»·¾³°æ£¡ 3-10 20:25
kongsun(½ð±Ò+1,VIP+0):ллÄãµÄ½¨Ò飬»¶Ó³£À´»·¾³°æ£¡ 3-10 20:25
| ÏÈÅä¸ö´ó¸ÅŨ¶È£¬È»ºó²âÏÂÓÎÀëÂÈ£¬ÔÙ׼ȷÅäµ½ËùÐèÒªµÄŨ¶È¡£²»¹ýÓÎÀëÂÈ»áË¥¼õµÄ¡£¾õµÃÓ¦¸ÃÏÖÓÃÏÖÅ䣬²âµÄʱºò¿ÉÒÔÓÃHACHµÄDPD·½·¨¡£ |
5Â¥2009-03-10 12:51:03













»Ø¸´´ËÂ¥
20