±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 976  |  »Ø¸´: 4

250102tian

гæ (³õÈëÎÄ̳)

[ÇóÖú] Çë½Ì¹ØÓÚlnµÄ½âÌâ

lzºÃ¾ÃûÓÐÅöÊýѧÁË£¬¹«Ê½ÉñÂíµÄÈ«»¹¸øÀÏʦÁË£¬½ñÌì±»Ò»¸öÌâ¸ø¸ãÃÉȦÁËÓÐľÓÐ £¬ÇóÖúÁË

ln(a/x)/ln[b/(1-x)]=(1-x)^2/x^2

ÆäÖУ¬a,bÒÑÖª£¬Çó½âx£¬Ï£ÍûÄÜÓÐÍÆµ¼¹ý³Ì£¬¶àлÁË£¡

ps:^2ÊÇÆ½·½µÄÒâ˼£¬¿ÉÄܾÍÎÒ²»ÖªµÀµçÄÔÉÏÊÇÕâô±í´ïµÄ¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

itachi32167

½ð³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
СÓêÃÈÃÈ: ½ð±Ò+1, лл¹Ø×¢~ 2012-08-24 22:50:33
250102tian: ½ð±Ò+1, ¡ïÓаïÖú, ÇóÍÆµ¼¹ý³Ì 2012-08-25 01:25:44
Õâ¸ö·½³Ì»¹ÊǵÃÓÃmatlapÇóÊýÖµ½â£¬Ö±½ÓÇó½âÕâ¸öx£¬²»ºÃ½â³öÀ´¡£
2Â¥2012-08-24 09:32:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

itachi32167

½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by itachi32167 at 2012-08-24 09:32:33
Õâ¸ö·½³Ì»¹ÊǵÃÓÃmatlapÇóÊýÖµ½â£¬Ö±½ÓÇó½âÕâ¸öx£¬²»ºÃ½â³öÀ´¡£

ȷʵ²»ºÃÒâ˼£¬±¾¿Æ½×¶Îѧ¹ýmatlap£¬µ«ÊǺóÀ´Ã»ÔõôÓÃÍüÁË£¬³ÌÐò²»»áдÁË£¬µÈ´ýmatlap¸ßÊÖ°ïÖúÄãд³ö³ÌÐò°É£¬Õâ¸ö·½³ÌÎÒÖ»ÊÇÈÏΪֱ½ÓÇó½âxÊDz»¿ÉÄܵÄÒòΪ×ó±ßlnµÄÐÎʽ¡£Ö»ÄÜÓÃÊýÖµ½â¡£×îºó»¹ÊÇûÄܳ¹µ×°ïÄã½â¾ö£¬Éî±íǸÒâ¡£
3Â¥2012-08-25 09:29:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

250102tian

гæ (³õÈëÎÄ̳)

»¹ÊǶàл°¡
4Â¥2012-08-25 09:32:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

thekissofgod

Í­³æ (ÕýʽдÊÖ)

ºÜÏÔÈ»£¬Â¥Ö÷ÒªÏëÖ±½ÓÇóÆä·ûºÅ½âÊÍÇó²»³öÀ´µÄ£¬ÓÃÈí¼þÇóÒ²Çó²»³ö£¬µ«ÊǸø¶¨aºÍbµÄÖµÇóxÊÇ¿ÉÒԵġ£
´Ëʱ²»²©ºÎʱ²©
5Â¥2012-08-26 17:20:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ 250102tian µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 304Çóµ÷¼Á +7 ËØÄê¼ÀÓï 2026-04-06 10/500 2026-04-06 23:31 by ËØÄê¼ÀÓï
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +9 ÏàÐűػá¹ââÍòÕ 2026-04-06 12/600 2026-04-06 21:49 by 52305043001
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +10 Ò»ÑùYWY 2026-04-06 10/500 2026-04-06 21:05 by lbsjt
[¿¼ÑÐ] 319Çóµ÷¼Á +3 handrui 2026-04-05 3/150 2026-04-06 09:33 by jp9609
[¿¼ÑÐ] 331Çóµ÷¼Á +8 ÓÚÕ÷yz 2026-04-05 8/400 2026-04-06 00:54 by fmesaito
[¿¼ÑÐ] 298Çóµ÷¼Á +3 manman511 2026-04-05 3/150 2026-04-05 18:09 by kk112233
[¿¼ÑÐ] 085602µ÷¼Á ³õÊÔ×Ü·Ö335 +12 19123253302 2026-04-04 12/600 2026-04-05 08:08 by 544594351
[¿¼ÑÐ] 085600µ÷¼Á +4 1amJJ 2026-04-02 4/200 2026-04-04 21:53 by hemengdong
[¿¼ÑÐ] 316Çóµ÷¼Á +9 Ä«³½_Orion926 2026-04-04 9/450 2026-04-04 21:35 by lbsjt
[¿¼ÑÐ] 333Çóµ÷¼Á +9 °¢¿ÆÒÝ 2026-03-31 9/450 2026-04-04 18:25 by macy2011
[¿¼ÑÐ] 363Çóµ÷¼Á +7 zh096 2026-04-04 7/350 2026-04-04 17:13 by dongzh2009
[¿¼ÑÐ] ÍÁľ304Çóµ÷¼Á +4 ÍÃͻͻͻ£¬ 2026-03-31 4/200 2026-04-04 13:34 by 1753564080
[¿¼ÑÐ] ×Ü·Ö328ÉúÎïÓëÒ½Ò©¿¼ÊýѧÇóµ÷¼Á +7 aaadim 2026-04-02 9/450 2026-04-03 22:53 by syh9288
[¿¼ÑÐ] 338Çóµ÷¼Á +4 zzz£¬£¬r 2026-04-03 4/200 2026-04-03 16:39 by lijunpoly
[¿¼ÑÐ] 315Çóµ÷¼Á +6 ˳Àí³ÉÕÅ 2026-04-03 8/400 2026-04-03 14:04 by °ÙÁéͯ888
[¿¼ÑÐ] 326Çóµ÷¼Á +3 9ahye 2026-04-02 4/200 2026-04-03 08:43 by Jaylen.
[¿¼ÑÐ] 318Çóµ÷¼Á +3 óÆÐÐÖÂÔ¶. 2026-03-31 4/200 2026-04-02 15:56 by Jaylen.
[¿¼ÑÐ] 275ѧ˶081000·þ´Óµ÷¼Áµ½ÆäËûרҵ£¬±£²»×¡±¾×¨ÒµÁË +7 һֻССˮţ 2026-04-02 8/400 2026-04-02 14:23 by alice-2022
[¿¼ÑÐ] 349Çóµ÷¼Á +6 ³ÔµÄ²»ÉÙ 2026-04-01 6/300 2026-04-01 17:55 by JYD2011
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸±±ÁÖʳƷÓëÓªÑø095500£¬301·Ö£¬ÒѹýÁù¼¶£¬ÓпÆÑо­Àú +4 ¿ìÀÖ´¢Ðî¹Þ 2026-03-31 4/200 2026-04-01 09:26 by JourneyLucky
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û