| ²é¿´: 714 | »Ø¸´: 9 | ||
| ±¾Ìû²úÉú 1 ¸ö ²©Ñ§EPI £¬µã»÷ÕâÀï½øÐв鿴 | ||
| µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû | ||
ÖìСÃ÷1985½ð³æ (СÓÐÃûÆø)
|
[ÇóÖú]
¸ßÊÖ°ïæ°ïÎÒ·ÒëÏÂÏÂÃæµÄ¾ä×Ó£¡
|
|
|
Sodium monohydrogen phosphate Na2HP04-12H20 (18 g) is dissolved in a mixture of perchloric acid (73 mL, 11.7 F) and water (20 mL). The solution is cooled to -10 OC. Then a solution of sodium molybdate Na2Mo04.2H20 (108 g) in water (200 mL) is added dropwise to the above solution kept at -10 OC. The resulting solutionis pale yellow. ÀïÃæµÄ¡°73 mL, 11.7F" ÊÇʲôÒâ˼£¬FÊÇָʲô£¿Ð»Ð» £¡ |
» ²ÂÄãϲ»¶
²ÄÁÏ¿¼Ñе÷¼Á
ÒѾÓÐ3È˻ظ´
²ÄÁϵ÷¼Á
ÒѾÓÐ12È˻ظ´
Ó¢Ò»ÊýÒ»408£¬×Ü·Ö284£¬¶þÕ½Õæ³ÏÇóµ÷¼Á
ÒѾÓÐ14È˻ظ´
085410 Ò»Ö¾Ô¸211 22408·ÖÊý359Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
271Çóµ÷¼Á
ÒѾÓÐ19È˻ظ´
385·Ö ÉúÎïѧ£¨071000£©Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
Ò»Ö¾Ô¸°²»Õ´óѧ¼ÆËã»ú¿ÆÑ§Óë¼¼Êõѧ˶£¬331·ÖÇóµ÷¼Á
ÒѾÓÐ3È˻ظ´
318Çóµ÷¼Á£¬¼ÆËã²ÄÁÏ·½Ïò
ÒѾÓÐ8È˻ظ´
291Çóµ÷¼Á
ÒѾÓÐ25È˻ظ´
Ò»Ö¾Ô¸±±¾©¿Æ¼¼´óѧ085601²ÄÁϹ¤³ÌÓ¢Ò»Êý¶þ³õÊÔ×Ü·Ö335Çóµ÷¼Á
ÒѾÓÐ6È˻ظ´
ÖìСÃ÷1985
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 1282
- É¢½ð: 1
- ºì»¨: 1
- Ìû×Ó: 179
- ÔÚÏß: 139.4Сʱ
- ³æºÅ: 773499
- ×¢²á: 2009-05-18
- ÐÔ±ð: GG
- רҵ: ½ðÊôÓлú»¯Ñ§
9Â¥2011-04-06 22:55:00
zhihua123321
ľ³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 2782.8
- É¢½ð: 20
- ºì»¨: 1
- Ìû×Ó: 110
- ÔÚÏß: 62.6Сʱ
- ³æºÅ: 1135416
- ×¢²á: 2010-10-30
- ÐÔ±ð: MM

3Â¥2011-04-06 16:53:44
yixinling
½ð³æ (ÕýʽдÊÖ)
- ²©Ñ§EPI: 6
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 1124
- ºì»¨: 3
- Ìû×Ó: 426
- ÔÚÏß: 136.8Сʱ
- ³æºÅ: 1143117
- ×¢²á: 2010-11-10
- רҵ: ÈËÀàÒÅ´«Ñ§
4Â¥2011-04-06 16:57:46
ÖìСÃ÷1985
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 1282
- É¢½ð: 1
- ºì»¨: 1
- Ìû×Ó: 179
- ÔÚÏß: 139.4Сʱ
- ³æºÅ: 773499
- ×¢²á: 2009-05-18
- ÐÔ±ð: GG
- רҵ: ½ðÊôÓлú»¯Ñ§
5Â¥2011-04-06 20:09:38














»Ø¸´´ËÂ¥