Znn3bq.jpeg
²é¿´: 163  |  »Ø¸´: 5
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
¡¾ÐüÉͽð±Ò¡¿»Ø´ð±¾ÌûÎÊÌ⣬×÷Õßmissfish½«ÔùËÍÄú 7 ¸ö½ð±Ò
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

missfish

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] ±í´ïʽ

t=0,PÓгõÖµp,È»ºóP°´Ê±¼äµ¹Êý1/tË¥¼õ , ÇóP£¨t£©,²»ÄÜÓ÷ֶκ¯Êý£¬¿ÉÒÔÓýüËÆº¯Êý

» ²ÂÄãϲ»¶

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

jinsingring

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

ÓÅÐã°æÖ÷

¡ï
missfish(½ð±Ò+1,VIP+0):½±ÀøÒ»¸ö
²»ÖªµÀ¿É²»¿ÉÒÔÓÃp=p/(t+1)´úÌæ£¬
ÒòΪ  ³õÖµp·Ç³£´óµÄ»°£¬p/(t+1)½üËÆp/t
Èç¹ûÄãÖªµÀÈ¥ÄÄÀȫÊÀ½ç¶¼»áΪÄãÈ÷
5Â¥2008-04-04 13:46:13
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 6 ¸ö»Ø´ð

hobbyzhang

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

Сľ³æÊ×ϯ´ó·¨¹Ù

¡ï
missfish(½ð±Ò+1,VIP+0):ÊDz»ÊÇÁôÁËÑԵľÍÒ»¶¨Óн±£¿Òª²»ÏµÍ³¾Í»á¿Û£¿
”µŒWµÄ–|Î÷»ù±¾ÉÏÍüÓ›ÍêÁË
Èç¹ûÎÒ¶ù×Ó³¤´óµ±¾üÈË£¬ÎÒ»á¸æËßËû£¬×öΪ¾üÈË£¬²»½öÒª·þ´ÓÃüÁ»¹Òª·þ´ÓÕæÀíºÍÕýÒ壬ÉúÄãµÄÊǸ¸Ä¸£¬ÑøÄãµÄÊǰÙÐÕ£¬ËùÒÔÄãËù×öµÄ£¬±ØÐë¶ÔÈËÃñÓÐÀû£¬ÓÀÔ¶¼Çס£¬.
2Â¥2008-04-04 13:12:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yuanzhiqin.119

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¶ÔÎÒµÄËýºÃÒ»µã£¬ÔÙºÃÒ»µã£¡

¡ï
missfish(½ð±Ò+1,VIP+0):ÊDz»ÊÇÒ»¶¨ÒªÆÀ·Ö£¿
ÒýÓûØÌû:
Originally posted by missfish at 2008/4/4 12:48:
t=0,PÓгõÖµp,È»ºóP°´Ê±¼äµ¹Êý1/tË¥¼õ , ÇóP£¨t£©,²»ÄÜÓ÷ֶκ¯Êý£¬¿ÉÒÔÓýüËÆº¯Êý

ÄãµÄÎÊÌâÃèÊö²»ÊǺÜÇå³þ£¬Ï£ÍûÄã½²µÃÇå³þЩ£¬Ò²ºÃΪÄã½â´ð£¡
ÈÙÓþÊǹýÈ¥µÄ£¬µØÎ»ÊÇÁÙʱµÄ£¬½ðÇ®ÊÇÉíÍâµÄ£¬½¡¿µÊÇ×Ô¼ºµÄ£¡
3Â¥2008-04-04 13:19:15
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

missfish

½ð³æ (СÓÐÃûÆø)

ÏêϸÃèÊö

¶Ô²»Æð  ÎÊÌâµÄȷûÓн²Çå³þ£¬²¹³äһϠ  ³õÖµpÊÇPµÄ×î´óÖµ£¬µ±t=t,p=p/t»òÊǽӽüp/t    Õâ¸öÎÊÌâÄѵãÔÚÓÚpÊÇҪһֱ˥¼õµÄ   ¿ÉÊÇtСÓÚ1ʱ  p²»µÈÓÚp/t£¨ÒòΪÕâÑùp¾Í²»Ë¥¼õ¶øÔö´óÁË£©
ÎÒ¿¼ÂÇÁËÒ»¸öÀàËÆµÄ¹ØÏµ£¬ÈçP=p*E^(-t) µ«ÊÇÕâÑùËÆºõPÓÖË¥¼õÌ«¿ìÁË   ÓÐûÓÐÈÃP½Ó½ü1/t¹æÂÉË¥¼õµÄº¯ÊýÄØ   ¼¶ÊýÐÎʽҲ¿ÉÒÔ
4Â¥2008-04-04 13:29:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²»Ó¦Öú È·¶¨»ØÌûÓ¦Öú (×¢Ò⣺ӦÖú²Å¿ÉÄܱ»½±Àø£¬µ«²»ÔÊÐí¹àË®£¬±ØÐëÌîд15¸ö×Ö·ûÒÔÉÏ)
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 291 Çóµ÷¼Á +30 »¯¹¤2026½ì±ÏÒµÉ 2026-04-09 30/1500 2026-04-13 08:52 by lhj2009
[¿¼ÑÐ] 211±¾¿Æ²ÄÁÏ»¯¹¤Çóµ÷¼Á +17 YHLAH 2026-04-11 20/1000 2026-04-13 08:46 by Sammy2
[¿¼ÑÐ] Çóµ÷¼Á +16 ÕÅ·¬ÇѲ»³´µ° 2026-04-10 17/850 2026-04-12 13:58 by °¾Ò¹³É£¡
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũ΢ÉúÎ288·Ö£¬ÈýÄêʵÑé¾­Àú +11 ´úfish 2026-04-09 11/550 2026-04-12 10:21 by Hayaay
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷±±¹¤Òµ´óѧ289 085602 +33 yangæÃ 2026-04-10 34/1700 2026-04-12 08:11 by Art1977
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤300Çóµ÷¼Á +39 Ф¿ªÎÄ 2026-04-09 43/2150 2026-04-12 01:30 by Çï¶¹²ËÑ¿
[¿¼ÑÐ] ¹¤¿Æ273µ÷¼Á +6 X1999 2026-04-09 7/350 2026-04-11 10:23 by zhq0425
[¿¼ÑÐ] 22408 327·ÖÇóµ÷¼Á +4 ÔÏ·çkon 2026-04-10 4/200 2026-04-11 09:51 by Öí»á·É
[¿¼ÑÐ] 309Çóµ÷¼Á +14 wdhw 2026-04-10 15/750 2026-04-10 21:06 by zhouxiaoyu
[¿¼ÑÐ] Ò»Ö¾Ô¸¾©Çø985£¬085401£¬Óë±¾¿Æ×¨ÒµÒ»Ö£¬µç×ÓÐÅÏ¢¹¤³Ì£¬ +4 Ñô¹â¿ªÀʵÄÄк¢ 2026-04-10 4/200 2026-04-10 18:27 by shenrf
[¿¼ÑÐ] Çóµ÷¼Á ²ÄÁÏÓ빤³Ì 324·Ö ר˶ +19 ôæôæÒ»ÊéÉú 2026-04-10 21/1050 2026-04-10 11:41 by wp06
[¿¼ÑÐ] 08¹¤Ñ§ 309·ÖÇóµ÷¼Á +6 Yin DY 2026-04-08 6/300 2026-04-10 09:18 by Delta2012
[¿¼²©] ²©Ê¿×Ô¼ö +7 ¿É¿ÉСÅÖ 2026-04-08 7/350 2026-04-10 08:28 by kimhero
[¿¼ÑÐ] µ÷¼Á +12 ÔÂ@163.com 2026-04-08 12/600 2026-04-09 14:27 by rl1980
[¿¼ÑÐ] 0860004 Çóµ÷¼Á 309·Ö +6 Yin DY 2026-04-09 6/300 2026-04-09 10:19 by °¡Àî999
[¿¼ÑÐ] ÉúÎïѧ328·ÖÇóµ÷¼Á +9 ÉÁµçkkl 2026-04-08 10/500 2026-04-08 21:42 by liuhuiying09
[¿¼ÑÐ] 307Çóµ÷¼Á +14 ³¬¼¶ÒÁ°º´óÍõ 2026-04-06 14/700 2026-04-08 07:03 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] Çóµ÷¼Á +15 ÐܶþÏëÉϰ¶ 2026-04-06 15/750 2026-04-08 04:53 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +13 ºº123456 2026-04-07 14/700 2026-04-07 22:53 by À´¿´Á÷ÐÇÓê10
[¿¼ÑÐ] 333Çóµ÷¼Á +6 ºÏ³ËÑîϰϦ 2026-04-06 6/300 2026-04-07 09:44 by Öí»á·É
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û