Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 8747  |  »Ø¸´: 274
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

·å·æ·ç·ê·é

½ð³æ (ÖªÃû×÷¼Ò)


[½»Á÷] ÍòÓÐÒýÁ¦Á¿×Ó»¯£¬Ö¤Ã÷²ÂÏëµÄ¼ÆËã·½·¨

¾ßÌå·ÖÎöÔÚÕâÀïhttp://muchong.com/bbs/viewthread.php?tid=6689711
×Ô¼ºµÄ²ÂÏë¿ÉÒÔÓÃÒ»ÖÖ¼ÆËãÀ´Ö¤Êµ£¬»ù±¾ÊµÑ鼸ʮÄêǰ¾ÍÓÐÈË×ö¹ý£¬ÓÐÏֳɵÄÊý¾Ý
ÒÔÏ´ÖÂÔµÄ̽ÌÖÕâÖÖ¼ÆËã
ÄÂ˹±¤¶ûЧӦ²âÒýÁ¦ºìÒÆ
°ÑºìÒÆ¹âµÄ±ÈÂÊ£¬°´ÖÊÄÜ·½³Ì£¬ÕÛËã³É¹ßÐÔÖÊÁ¿ÖÐÁ½¸ö·½Ïò£¬¶¯Á¿±ä»¯µÄ±ÈÂÊ£¬È»ºóÉϹâµÄºìÒÆ£¬Ï¹âµÄÀ¶ÒÆ£¬¶¯Á¿µþ¼Ó£¨µç×ÓÓɾ²Ö¹¿ªÊ¼×ÔÓÉÂäÌ壬Ҳ¿ÉÒÔÕÛËã³É¾²ÖÊÁ¿£¬×ö½üËÆµÄÌÖÂÛ£©
¿ÉÒÔÍÆËã³öÖØÁ¦¼ÓËÙ¶È
ÖØÁ¦¼ÓËٶȺͣ¬ÒýÁ¦ºìÒÆÂÊÏà±È½Ï£¬
Èç¹ûÓúÏÊʵIJÎÊý£¬ÊÇ·ñ¿ÉÒÔʹÁ½Õß³ÉÁ¢µÈʽ£¬»ù±¾¾Í¿ÉÒÔÖ¤Ã÷×Ô¼º²ÂÏëµÄÕæÎ±ÁË
¿ªÊ¼Ê±£¬¾²ÖÊÁ¿Ôö¼Ó»ºÂý£¬
¼«ÏÞÇé¿ö£¬ÉϹâÇ÷½üÓÚÁ㣬ºÏ¶¯Á¿¼¸ºõ¶¼ÓÉϹâÌṩ£¬ËÙ¶ÈÇ÷½ü¹âËÙ
ºìÒÆÀ¶ÒƵç×Ó¶Ôͼ
ÍòÓÐÒýÁ¦Á¿×Ó»¯£¬Ö¤Ã÷²ÂÏëµÄ¼ÆËã·½·¨
µç×ÓµÈÁ£×ÓÔÚÒýÁ¦³¡ÖеÄÐÐΪ.JPG
ÍòÓÐÒýÁ¦Á¿×Ó»¯£¬Ö¤Ã÷²ÂÏëµÄ¼ÆËã·½·¨-1
µç×ÓÔÚÖØÁ¦³¡ÖмÓËÙ£¬¹ßÐÔÖÊÁ¿ºÍÉϹâϹâµÄ¹ØÏµ.JPG
ÉϹâµÄºìÒÆÂÊ£¬Ï¹âµÄÀ¶ÒÆÂÊÏàµÈ¶¼ÊÇa£¨aËæÒýÁ¦³¡Ç¿²»Í¬ÊDZ仯µÄ£¬¼ò»¯¼ÆËãÌÖÂÛÒýÁ¦³¡Ç¿±ä»¯»ºÂýµÄÇé¿ö£¬a½üËÆ²»±ä£©
ÒýÁ¦ºìÒÆ£¬
ÉϹâÄÜÁ¿Öð½¥Ë¥¼õ£¬Ë¥¼õËÙ¶È·Å»º£¬ÉϹâ¹ßÐÔÖÊÁ¿£ºMÉÏ£¬¸ù¾ÝÖÊÄÜ·½³Ì£¬´ËÖÊÁ¿ÎªÄÜÁ¿£¬¾ßÓж¯Á¿
MÉÏ£º
1-a
1-a-(1-a)a
1-a-(1-a)a-[1-a-(1-a)a]a
1-a-(1-a)a-[1-a-(1-a)a]a-{1-a-(1-a)a-[1-a-(1-a)a]a}a
......
ÒýÁ¦À¶ÒÆ£¬
ϹâÄÜÁ¿Öð½¥Ôö¼Ó£¬Ôö¼ÓËٶȼӿ죬Ϲâ¹ßÐÔÖÊÁ¿£ºMÏ£¬¸ù¾ÝÖÊÄÜ·½³Ì£¬´ËÖÊÁ¿ÎªÄÜÁ¿£¬¾ßÓж¯Á¿
M주
1+a
1+a+(1+a)a
1+a+(1+a)a+[(1+a)+(1+a)a]a
1+a+(1+a)a+[(1+a)+(1+a)a]a+{1+a+(1+a)a+[(1+a)+(1+a)a]a}a
......
ÉϹâµÄºìÒÆÂÊ£¬Ï¹âµÄÀ¶ÒÆÂÊÏàµÈ¶¼ÊÇa
Á£×Ó¹ßÐÔÖÊÁ¿M=MÉÏ+MÏ£¬
ºÏ¶¯Á¿Mv=(MÏÂ-MÉÏ)c£¬cΪ¹âËÙ
Ft=Mv£¬¶¯Á¿±ä»¯Âʼ´ÊÇÖØÁ¦£¬ÖØÁ¦¼ÓËÙ¶ÈA=F/M=(MÏÂ-MÉÏ)c/£¨MÉÏ+MÏ£©t


[ Last edited by ·å·æ·ç·ê·é on 2013-12-19 at 05:17 ]
»Ø¸´´ËÂ¥

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

» ²ÂÄãϲ»¶

» ÇÀ½ð±ÒÀ²£¡»ØÌû¾Í¿ÉÒԵõ½:

²é¿´È«²¿É¢½ðÌù

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

ÎÂÖÝÏÐÈË

½ð³æ (ÕýʽдÊÖ)


¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
ÒýÓûØÌû:
159Â¥: Originally posted by mahong123 at 2013-12-23 09:21:57
ÒýÁ¦ÖÁ½ñ²»Äܱ»Á¿×Ó»¯£¬ºÜ¶àʱºò°ÑÒýÁ¦Àí½âΪʱ¿ÕµÄÍäÇú£¬ÒýÁ¦µ½µ×ÊÇ·ñÊÇÒ»ÖÖÁ¦Ò²ºÜÄÑ˵¡£

·¨¹úÖøÃûÖÇÕßÀ­ÆÕÀ­Ë¹´óʦÔÚ¡¶ÓîÖæÌåϵÂÛ¡·µÄÊéÖÐ˵£º¡°ÈËÃǵÄ˼ÏëÔÚÌåϵµÄÐγÉÀïÊÇÒì³£µÄÃôÈñ£¬×ÜÆÚÍû´Ó¹Û²âÓëʵÑ鏸ËûÃÇ´øÀ´ÖØÒªµÄÕæÀí£¬¶ø²»ÖªÕæÀí¿ÉÄܾÍÔ̲ØÔÚ¼òÒ×µÄÀí½âÖ®ÖС±¡££¨Òý×ÔÉϺ£ÒëÎijö°æÉç1978Äê°æµÄÊé432Ò³£©¡£ ½ÓÏÂÀ´ËûÓÖ˵£º

¡°ÍòÓÐÒýÁ¦Ô­ÀíÊÇ×ÔÈ»½çµÄ¸ù±¾¶¨ÂÉ£¬ÒÖ»ò½öÊÇÒ»¸öδ֪ԭÒòµÄÒ»°ãЧӦ¡±¡£
´ó¼ÒÖªµÀ£¬Ò»¸öÎïÌåÒýÁ¦×÷ÓõĴóС£¬ÊÇ¿´Ëüij´¦µÄÒýÁ¦Ç¿¶ÈÖ®´óС¡£
ÔÚ²úÉúÍòÓÐÒýÁ¦¼ÓËÙ¶È£ç×÷ÓÃµÄ g£½GM£¯Rˆ2  ¹«Ê½À¼´°ÑÒýÁ¦ÖÊÁ¿³ýÒÔ¾àÀëÆ½·½ÊǸöʲôÎïÀíÁ¿ÄØ£¿
»¹ÓУ¬ÕâÀïµÄRƽ·½Èô´ú±íÇò±íÃæ»ý±ÈµÄ»°£¬ÔòÒýÁ¦µÄ×÷Óü´ÎïÌåµÄÖØÁ¿Ò²Ó¦ÓëÊÜÁ¦µÄÃæ»ýÕý±È²ÅÊÇ£¿¿ÉÊÇÙ¤ÀûÂÔµÄ×ÔÓÉÂäÌ嶨ÂɶԴË˵²»£¡
Óɴ˿ɼû£¬ÒýÁ¦¼ÓËٶȹ«Ê½Ö»ÊǸöÊýѧÉϵıÈÀýʽ£¡Ö»ÒªÎÒÃÇÕÒµ½Ò»¸ö¼´¸®ºÏÅ£¶Ù¡¶Ô­Àí¡·µÚÒ»µÚ12Õ¡´µØÇòµÄÎüÒýÁ¦¡µµÄ¡¾ÃüÌâ 71 ¶¨Àí 31 ¡¿Çò±íÍâµÄ¡°ÒýÁ¦ÓëÆäµ½ÇòÐľàÀëÆ½·½·´±È¡±£¬Ó롾ÃüÌâ 73 ¶¨Àí 33 ¡¿µÄ¾ùÔÈÇòÌåÄڵġ°ÒýÁ¦ÓëÆäµ½ÇòÐĵľàÀë³ÉÕý±È¡±Í³Ò»ÔÚÒ»¸ö¹æÂÉʽÀïÁË¡£ÄǾÍÕÒµ½ÁËÍòÓÐÒýÁ¦µÄ±¾ÖÊÓë×÷ÓûúÖÆÁË¡£
246Â¥2014-01-05 14:24:42
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 275 ¸ö»Ø´ð

·å·æ·ç·ê·é

½ð³æ (ÖªÃû×÷¼Ò)


ÊÇÓÃÒýÁ¦ºìÒÆÀ´ÃèÊöÖØÁ¦¼ÓËٶȵijÉÒò

[ Last edited by ·å·æ·ç·ê·é on 2013-12-19 at 04:27 ]
2Â¥2013-12-18 16:52:40
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

·å·æ·ç·ê·é

½ð³æ (ÖªÃû×÷¼Ò)


×Ô¼ºÒ²²»¸Ò¿Ï¶¨£¬µ«ÊÇÓмÆËã·½·¨£¬¿ÉÒÔ´ÖÂÔÖ¤Ã÷ÕæÎ±

[ Last edited by ·å·æ·ç·ê·é on 2013-12-19 at 08:27 ]
3Â¥2013-12-18 16:53:16
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jinwei331

ÖÁ×ðľ³æ (ÎÄ̳¾«Ó¢)


¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
·å·æ·ç·ê·é: ½ð±Ò+1, лл 2013-12-19 08:29:12
·å·æ·ç·ê·é: ½ð±Ò+4 2013-12-22 08:40:19
¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­
10Â¥2013-12-18 17:17:59
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¼òµ¥»Ø¸´
2013-12-18 17:02  
ÒýÓûØÌû:
6Â¥: Originally posted by kiss20085537 at 2013-12-18 16:56:24

2013-12-18 17:03  
ÒýÓûØÌû:
7Â¥: Originally posted by ·å·æ·ç·ê·é at 2013-12-18 17:02:12

×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Çóµ÷¼Á +8 СÄô°®Ñ§Ï° 2026-04-11 11/550 2026-04-14 09:23 by 1587964
[¿¼ÑÐ] Çóµ÷¼Á +12 Á§ÜÔÒ»¶¨Éϰ¶ 2026-04-10 13/650 2026-04-14 00:08 by Equinoxhua
[¿¼ÑÐ] 293Çóµ÷¼Á +16 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 18/900 2026-04-13 21:47 by ѧԱJpLReM
[¿¼ÑÐ] һ־Ը˫·Ç085400µç×ÓÐÅÏ¢344 Çóµ÷¼Á£¬¶Ô²ÄÁϺͻ¯Ñ§·½ÏòÒ²¸ÐÐËȤ +12 ÎÞÇéµÄСÑò 2026-04-09 13/650 2026-04-13 14:17 by ÕÅzhihao
[¿¼ÑÐ] Ò»Ö¾Ô¸Öйú¿ÆÑ§ÔºÉϺ£ÓлúËù£¬Óлú»¯Ñ§356·ÖÕÒµ÷¼Á +12 Nadiums 2026-04-09 12/600 2026-04-13 08:50 by lhj2009
[¿¼ÑÐ] 346·Ö£¬¹¤¿Æ0854Çóµ÷¼Á£¬×¨Ë¶ +6 moser233 2026-04-12 7/350 2026-04-12 22:11 by fqwang
[¿¼ÑÐ] 0854µ÷¼Á +12 ³¤¹­°Á 2026-04-09 13/650 2026-04-12 09:56 by ÄæË®³Ë·ç
[¿¼ÑÐ] 085410 273Çóµ÷¼Á +10 X1999 2026-04-09 10/500 2026-04-12 09:24 by ÄæË®³Ë·ç
[¿¼ÑÐ] 307Çóµ÷¼Á +10 tzq94092 2026-04-10 10/500 2026-04-12 08:18 by wise999
[¿¼ÑÐ] Çóµ÷¼Á£¬262»úеר˶ +8 àÅyyl 2026-04-08 8/400 2026-04-12 02:31 by Çï¶¹²ËÑ¿
[¿¼ÑÐ] 331Çóµ÷¼Á +5 Íõ¹ú˧ 2026-04-11 5/250 2026-04-11 22:56 by Ϫ½§Á÷Ë®
[¿¼ÑÐ] 267Çóµ÷¼Á +8 ÔÙæҲҪ³Ô·¹°¡ 2026-04-09 8/400 2026-04-11 21:42 by cfdbai
[¿¼ÑÐ] ҩѧר˶µ÷¼Á +8 ? һ·Éú?»¨? 2026-04-10 10/500 2026-04-11 21:21 by zhouxiaoyu
[¿¼ÑÐ] 070300»¯Ñ§279Çóµ÷¼Á +19 ¹þ¹þ¹þ^_^ 2026-04-08 20/1000 2026-04-11 20:43 by stoner78
[¿¼ÑÐ] Çóµ÷¼Á +3 θ¾·ÂÎÀÛÁË 2026-04-11 5/250 2026-04-11 14:13 by luhong1990
[¿¼ÑÐ] 22408 352·ÖÇóµ÷¼Á0854Àà +4 ŬÁ¦µÄÏÄÄ© 2026-04-09 4/200 2026-04-11 09:57 by zhq0425
[¿¼ÑÐ] Ò»Ö¾Ô¸±±Àí¹¤298Ó¢Ò»Êý¶þÒÑÉϰ¶£¬¸Ðл¸÷λÀÏʦ +14 Reframe 2026-04-10 16/800 2026-04-10 23:07 by caotw2020
[¿¼ÑÐ] 368Çóµ÷¼Á +3 17385968172 2026-04-10 3/150 2026-04-10 20:12 by µç×Ӱµ±ë
[¿¼ÑÐ] 085800 ÄÜÔ´¶¯Á¦Çóµ÷¼Á +6 °¢biu°¡°¡°¡°¡°¡ 2026-04-10 6/300 2026-04-10 15:03 by hemengdong
[¿¼ÑÐ] ÉúÎïѧ328·ÖÇóµ÷¼Á +9 ÉÁµçkkl 2026-04-08 10/500 2026-04-08 21:42 by liuhuiying09
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û