²é¿´: 1846  |  »Ø¸´: 3
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

dawencui

гæ (³õÈëÎÄ̳)

[ÇóÖú] Òþº¯Êý»ý·ÖÎÊÌâµÄmatlab±à³ÌÇóÖú

a,bÊǹØÓڵ糡EºÍλÖÃLµÄº¯Êý
a£¨E,L£©=exp(-6*((10^5)/(E-L)-1));
b£¨E,L£©=exp(-((10^5)/(E-L)-1));
Çó½â£ºÓÉÒþº¯Êý£¨¸½¼þ£©
Çó½âµç³¡EºÍλÖÃLaµÄ¹ØÏµ£¬£¨ÔÚÒþº¯ÊýÖУ¬µç³¡EΪ×Ô±äÁ¿£¬Î»ÖÃLaΪÒò±äÁ¿£©

¸÷λ´óÏÀ°ï棬²»Ê¤¸Ð¼¤£¡

2060842_1363157122_979.jpg
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

dawencui

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
3Â¥: Originally posted by xiegangmai at 2013-03-29 17:01:36
ÒÑÖªÌõ¼þ²»×㣬¦Á(x)¡¢¦Â(x)ÊÇʲô¶«¶«£¿

¦Á(x)¡¢¦Â(x)Ï൱ÓÚ¦Á¡¢¦Â¹ØÓÚλÖÃxµÄ±äÁ¿£¬ºÍλÖñäÁ¿LµÄº¬ÒåµÈͬ£»
Èça£¨E,x£©¼´Îªa£¨E,x£©=exp(-6*((10^5)/(E-x)-1))
ÔÚ¸½¼þµÄ¹«Ê½ÖУ¬Î»ÖñäÁ¿xͨ¹ý»ý·Ö×îºó»¯ÎªÎ»ÖñäÁ¿La£¬
È»ºó×îÖÕÇó³öλÖñäÁ¿LaºÍµç³¡EµÄͼÏñ¹ØÏµ£¬¶àл°ïæ
4Â¥2013-04-01 08:50:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 4 ¸ö»Ø´ð

dawencui

гæ (³õÈëÎÄ̳)

ΪɶûÈ˰ïæ°¡
2Â¥2013-03-29 11:11:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xiegangmai

°æÖ÷ (Ö°Òµ×÷¼Ò)

ÎÒûͷÏÎ

ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

ÒÑÖªÌõ¼þ²»×㣬¦Á(x)¡¢¦Â(x)ÊÇʲô¶«¶«£¿
Ã÷µÂºñѧ¡¢ÇóÊÇ´´ÐÂ
3Â¥2013-03-29 17:01:36
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ªÁÖ´óѧ²ÄÁÏѧ˶321Çóµ÷¼Á +9 Ymlll 2026-03-18 12/600 2026-03-20 00:01 by 23Postgrad
[¿¼ÑÐ] 294Çóµ÷¼Á²ÄÁÏÓ뻯¹¤×¨Ë¶ +14 ݤÎÉ­ÁÖ 2026-03-18 14/700 2026-03-19 22:38 by ѧԱ8dgXkO
[¿¼ÑÐ] ÉúÎïѧµ÷¼ÁÕÐÈË£¡£¡£¡ +3 ɽº£Ììá° 2026-03-17 4/200 2026-03-19 21:34 by ÔõôÊÍ»³
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +4 z1z2z3879 2026-03-14 6/300 2026-03-19 17:18 by fei626-918
[¿¼ÑÐ] ÄÜÔ´²ÄÁÏ»¯Ñ§¿ÎÌâ×éÕÐÊÕ˶ʿÑо¿Éú8-10Ãû +4 ÍÑÓ±¶ø³ö 2026-03-16 12/600 2026-03-19 16:17 by ÍÑÓ±¶ø³ö
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +4 18889395102 2026-03-18 4/200 2026-03-19 16:13 by 30660438
[¿¼ÑÐ] 271²ÄÁϹ¤³ÌÇóµ÷¼Á +6 .6lL 2026-03-18 6/300 2026-03-19 15:41 by haoshis
[¿¼ÑÐ] ²ÄÁÏרҵÇóµ÷¼Á +5 hanamiko 2026-03-18 5/250 2026-03-18 20:19 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 08¹¤¿Æ 320×Ü·Ö Çóµ÷¼Á +5 À滨çóÍí·ç 2026-03-17 5/250 2026-03-18 14:49 by haxia
[¿¼ÑÐ] 0854¿É¿çµ÷¼Á£¬Ò»×÷Ò»ÏîºËÐÄÂÛÎÄÎåÏîרÀû£¬Ê¡¡¢¹ú¼¶Ö¤Êé40+ÊýÒ»Ó¢Ò»287 +8 СÀî0854 2026-03-16 8/400 2026-03-18 14:35 by ²«»÷518
[¿¼ÑÐ] 0703»¯Ñ§Çóµ÷¼Á ×Ü·Ö331 +3 ZY-05 2026-03-13 3/150 2026-03-18 10:58 by macy2011
[¿¼ÑÐ] 278Çóµ÷¼Á +5 ÑÌ»ðÏÈÓÚ´º 2026-03-17 5/250 2026-03-18 08:43 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 334Çóµ÷¼Á +3 Ö¾´æ¸ßÔ¶ÒâÔÚ»úÐ 2026-03-16 3/150 2026-03-18 08:34 by lm4875102
[˶²©¼ÒÔ°] ºþ±±¹¤Òµ´óѧ ÉúÃü¿ÆÑ§Ó뽡¿µÑ§Ôº-¿ÎÌâ×éÕÐÊÕ2026¼¶Ê³Æ·/ÉúÎï·½Ïò˶ʿ +3 1ϲ´º8 2026-03-17 5/250 2026-03-17 17:18 by ber´¨cool×Ó
[¿¼ÑÐ] 321Çóµ÷¼Á +5 ´óÃ×·¹£¡ 2026-03-15 5/250 2026-03-16 16:33 by houyaoxu
[¿¼ÑÐ] ÖпÆÔº²ÄÁÏ273Çóµ÷¼Á +4 yzydy 2026-03-15 4/200 2026-03-16 15:59 by Gaodh_82
[¿¼ÑÐ] 080500£¬²ÄÁÏѧ˶302·ÖÇóµ÷¼ÁѧУ +4 ³õʶ¿ÉÀÖ 2026-03-14 5/250 2026-03-14 21:08 by peike
[¿¼ÑÐ] Öпƴó²ÄÁÏÓ뻯¹¤319Çóµ÷¼Á +3 ÃÏöβÄÁÏ 2026-03-14 3/150 2026-03-14 20:10 by ms629
[¿¼ÑÐ] 297Çóµ÷¼Á +4 ѧº£Æ¯²´ 2026-03-13 4/200 2026-03-14 11:51 by ÈÈÇéɳĮ
[¿¼ÑÐ] 330Çóµ÷¼Á +3 ?½´¸øµ÷¼Á¹òÁË 2026-03-13 3/150 2026-03-14 10:13 by JourneyLucky
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û