Znn3bq.jpeg
²é¿´: 668  |  »Ø¸´: 3
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

gexin

ľ³æ (ÕýʽдÊÖ)

[½»Á÷] Ë®²£Á§Å¨¶È»»Ëã

´ó¼ÒºÃ
±¾ÈËÕâÀïÓÐÒ»¹¤ÒµÉú²úµÄË®²£Á§£¬Ä£ÊýΪ3.2£¬³§¼ÒÌṩµÄŨ¶ÈÊÇ40²¨ÃÀ£¬±¾ÈËÏë»»Ëã³ÉÖÊÁ¿Å¨¶È£¬Çë½Ì¸÷λÈçºÎ»»Ë㣬ÊǶàÉÙѽ£¿Ð»Ð»£¡

[ Last edited by nxl5096224 on 2009-1-29 at 09:17 ]
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

iiok2

Òø³æ (СÓÐÃûÆø)

¡ï ¡ï ¡ï
rabbit7708(½ð±Ò+3,VIP+0):¶àлӦÖú£¬ÌáǰףÖÐÇï¿ìÀÖà¶£¡£º£©
²¨ÃÀ¶ÈÓë±ÈÖØ»»Ëã·½·¨£º
²¨ÃÀ¶È= 144.3-(144.3/±ÈÖØ); ±ÈÖØ£½144.3/(144.3-²¨ÃÀ¶È)
¶ÔÓÚ±ÈË®ÇáµÄ£º±ÈÖØ£½144.3/£¨144.3+²¨ÃÀ¶È£©
Ë®²£Á§µÄ±ÈÖØ±ÈË®´ó¡£ËüµÄ±ÈÖØÎª144.3/144.3-40=1.384
Ä£Êýn=sio2£ºNA2OµÄĦ¶û±È
É躬ÓÐX%µÄSIO2,Y%µÄNA2O,ÔòË®µÄº¬Á¿Îª1-X-Y
1gË®²£Á§ÖÐsio2Óëna2o µÄ±ÈÀý
X/64:Y/62=3.2
X/Y=3.3
ÄãÕâ¸öºÃÏñȱÉÙÒ»¸öÊý¾Ý
¾ßÌåµÄû·¨ËãÁË
2Â¥2007-09-24 10:49:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

iiok2

Òø³æ (СÓÐÃûÆø)

ÔÚ²»ÔÚ°¢ £¿
Äã¿´Çå³þµã£¬»¹È±Ê²Ã´Êý¾Ý
¾ßÌåµÄ»»Ëã¾ÍÊÇÄÇÑùµÄÁË
Ë®²£Á§ÀﺬÓдóÁ¿µÄË®
3Â¥2007-09-24 10:55:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

gexin

ľ³æ (ÕýʽдÊÖ)

лл£¬×£ÖÐÇïÓä¿ì£¡
ÎÒÖ»ÖªµÀÕâЩÊý¾ÝÁË£¬»¹È±Ê²Ã´Êý¾ÝÇë¸æÖªÎÒÎʳ§¼Ò
4Â¥2007-09-25 10:34:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ gexin µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085400µç×ÓÐÅÏ¢Àࣨ´¨´ó¿ØÖƹ¤³Ì£©Çóµ÷¼Á¿É¿çרҵ ÇóÀÏʦÁªÏµ +3 626776879 2026-04-08 3/150 2026-04-09 16:05 by Öí»á·É
[¿¼ÑÐ] Ò»Ö¾Ô¸ÎäÀí³µÁ¾ 281 Çóµ÷¼Á +5 Éϰ¶Ñо¿Éú. 2026-04-07 5/250 2026-04-09 15:56 by onlyÖÜ
[˶²©¼ÒÔ°] ÐÂÒ»´úµç×ÓÐÅÏ¢294Çóµ÷¼Á ²»ÌôѧУ +5 Ytyt11 2026-04-09 6/300 2026-04-09 14:40 by Ytyt11
[¿¼ÑÐ] Çóµ÷¼Á +15 ÐܶþÏëÉϰ¶ 2026-04-04 15/750 2026-04-08 22:52 by Öí»á·É
[¿¼ÑÐ] 285Çóµ÷¼Á +7 ¶ñ·¨´ó¶þµÄÆøÎ¶ß 2026-04-05 10/500 2026-04-08 14:34 by zhq0425
[¿¼ÑÐ] 11408 325·Ö +3 jgtxuxgkx 2026-04-07 3/150 2026-04-07 23:10 by lbsjt
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄϿƴóÉúÎïѧ297·Ö£¬Çóµ÷¼ÁÍÆ¼ö +8 Y-yyusx 2026-04-06 9/450 2026-04-07 19:38 by biomichael
[¿¼ÑÐ] »¯Ñ§µ÷¼Á +18 °¬Ö¾ºã 2026-04-03 19/950 2026-04-07 16:00 by Æð·ÉµÄ±ÈÐÜ1
[¿¼ÑÐ] µ÷¼Á +4 mcbbc 2026-04-06 5/250 2026-04-07 12:33 by upczlm1989
[¿¼ÑÐ] Ò»Ö¾Ô¸ËÕÖÝ´óѧ²ÄÁϹ¤³Ì£¨085601£©×¨Ë¶ÓпÆÑо­ÀúÈýÏî¹ú½±Á½¸öʵÓÃÐÍרÀûÒ»ÏîÊ¡¼¶Á¢Ïî +11 ´ó»ðɽС»ðɽ 2026-04-05 11/550 2026-04-06 22:55 by yunlongyang
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 WwwwwwwÍÛ 2026-04-06 3/150 2026-04-06 20:55 by lbsjt
[¿¼ÑÐ] ÉúÎïÓëÒ½Ò©Çóµ÷¼Á +7 heguanhua 2026-04-05 8/400 2026-04-06 18:41 by macy2011
[¿¼ÑÐ] »úеר˶274Çóµ÷¼Á£¬²»ÌôרҵѧУ +6 ·º·º2333 2026-04-05 8/400 2026-04-06 18:06 by ·º·º2333
[¿¼ÑÐ] Ò»Ö¾Ô¸ºÓ±±¹¤Òµ´óѧ²ÄÁϹ¤³Ì£¬³õÊÔ344Çóר˶µ÷¼Á +6 15933906766 2026-04-05 6/300 2026-04-06 13:21 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 085600µ÷¼Á +9 ¶«ÕÕÕÕÕÕ 2026-04-04 9/450 2026-04-05 13:44 by ujn_zhuj
[¿¼ÑÐ] 271·ÖÇóµ÷¼ÁѧУ +12 zph158488£¡ 2026-04-02 13/650 2026-04-05 10:13 by lqwchd
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤306·ÖÕÒµ÷¼Á +12 ²×º£ÇáÖÛe 2026-04-03 13/650 2026-04-04 23:45 by lqwchd
[¿¼ÑÐ] ¿¼Ñе÷¼Á +5 ËÄ´¨ÍõÌÎ 2026-04-04 5/250 2026-04-04 22:18 by à£à£à£0119
[¿¼ÑÐ] 368Çóµ÷¼Á +5 ½ñ»ªÏ° 2026-04-03 7/350 2026-04-04 18:47 by imissbao
[¿¼ÑÐ] 306Çóµ÷¼Á +3 hybÉÏÃû¹¤ 2026-04-02 3/150 2026-04-04 18:12 by ÈÈÇéɳĮ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û