Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 3747  |  »Ø¸´: 9
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

shaserena

гæ (СÓÐÃûÆø)

[ÇóÖú] ¶àÔ­×Ó·Ö×ÓLJÊÆ²ÎÊýsigma ºÍepsilonÔõôËã ÒÑÓÐ3È˲ÎÓë

¶àÔ­×Ó·Ö×ÓLJÊÆ²ÎÊýsigma ºÍepsilonÔõôµÃµ½£¿¿ÉÒÔÀûÓÃÏÂÃæÊ½×ӵõ½Âð£¿
sigma=1/2*(sigma1+sigma2)£»
epsilon=£¨epsilon1*epsilon2£©µÄ1/2´Î·½
»¹ÊÇÔõôÑù¿ÉÒԵõ½£¿Ï£ÍûÖªµÀµÄ¿ÉÒÔÌáʾ»òÕ߻ظ´Ò»Ï£¬Ð»Ð»
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

polypro

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
shaserena(ÔÂÖ»À¶´ú·¢): ½ð±Ò+1, ¹ÄÀø½»Á÷£¡ 2014-07-08 16:41:30
ÀûÓÃÔ­×Ó¼äµÄLJÊÆ¼ÓºÍ£¬×ö³ö·Ö×Ó¼ä¾àµÄLJÊÆÄÜÇúÏߣ¬ÄâºÏ¼´¿ÉµÃ·Ö×Ó¼ä µÄLJÊÆÄܲÎÊý
ȪºÔ,ÓãÏàÓë´¦ÓÚ½,Ïà…éÒÔʪ,Ïàå¦ÒÔÄ­,²»ÈçÏàÍüÓÚ½­ºþ¡£
5Â¥2014-07-08 10:20:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 10 ¸ö»Ø´ð

shaserena

гæ (СÓÐÃûÆø)

ÊÇÏȼÆËã³öÿ¸öÔ­×ӵģ¬ÔÚ¼ÆËãÕû¸ö·Ö×ÓµÄÂð£¿
2Â¥2014-07-06 20:56:10
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄäÃû

Óû§×¢Ïú (ÕýʽдÊÖ)

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
shaserena(ÔÂÖ»À¶´ú·¢): ½ð±Ò+1, ¹ÄÀø½»Á÷£¡ 2014-07-08 16:41:20
±¾Ìû½öÂ¥Ö÷¿É¼û
3Â¥2014-07-07 02:47:15
ÒÑÔÄ   ÉêÇëÄ£ÄâEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³

sihao888

½û³æ (СÓÐÃûÆø)

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
shaserena(ÔÂÖ»À¶´ú·¢): ½ð±Ò+1, ¹ÄÀø½»Á÷£¡ 2014-07-08 16:41:25
±¾ÌûÄÚÈݱ»ÆÁ±Î

4Â¥2014-07-07 16:32:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +24 ŬÁ¦·Ü¶·112 2026-04-08 24/1200 2026-04-14 18:02 by lhj2009
[¿¼ÑÐ] Çóµ÷¼ÁѧУ +9 ²»»á³ÔÈâ 2026-04-13 9/450 2026-04-14 16:12 by bljnqdcc
[¿¼ÑÐ] ¿¼ÑÐÓ¢Ò»ÊýÒ»338·Ö +9 ³¤½­´óѧ¶«Ð£Çø 2026-04-13 10/500 2026-04-14 00:41 by Íõ¬Bè±
[¿¼ÑÐ] 293Çóµ÷¼Á +16 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 18/900 2026-04-13 21:47 by ѧԱJpLReM
[¿¼ÑÐ] 273Çóµ÷¼Á +3 °×¾Ó²»Ò×. 2026-04-09 5/250 2026-04-13 19:27 by or7ro
[¿¼ÑÐ] ¿¼ÑжþÂÖµ÷¼Á +10 ¹ÊÈË?? 2026-04-09 10/500 2026-04-13 09:55 by szhize
[¿¼ÑÐ] ¡£ +10 Àî¶àÃ×lee. 2026-04-12 11/550 2026-04-12 22:58 by yuyin1233
[½Ìʦ֮¼Ò] ɽ¶«Ë«·ÇԺУ¿¼ºË³¬¼¶ÎÞµ×Ïߣ¬Áìµ¼ÐÒÔÖÀÖ»ö£¬½ÌʦÔâÑê¿Ö +3 qut2026 2026-04-11 7/350 2026-04-12 20:24 by qut2026
[¿¼ÑÐ] 280Çóµ÷¼Á +7 ÙâÙâÒ¹Ò¹ 2026-04-09 10/500 2026-04-12 00:33 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 280Çóµ÷¼Á +13 wzzzÍõ 2026-04-09 13/650 2026-04-12 00:31 by ÓÂÅʸ߷å0126
[¿¼ÑÐ] 267Çóµ÷¼Á +8 ÔÙæҲҪ³Ô·¹°¡ 2026-04-09 8/400 2026-04-11 21:42 by cfdbai
[¿¼ÑÐ] ũҵ¹ÜÀí302·ÖÇóµ÷¼Á +3 xuening1 2026-04-10 3/150 2026-04-11 10:18 by zhq0425
[¿¼ÑÐ] 0858Çóµ÷¼Á 5+5 Gky09300550£¬ 2026-04-10 8/400 2026-04-10 19:13 by chemisry
[¿¼ÑÐ] 314Çóµ÷¼Á +18 xhhdjdjsjks 2026-04-09 19/950 2026-04-10 18:53 by HPUCZ
[¿¼ÑÐ] 298Çóµ÷¼Á +13 ¶¤¶£ß˶¬¹Ï 2026-04-09 13/650 2026-04-10 15:49 by jiajinhpu
[¿¼ÑÐ] Çóµ÷¼Á²ÄÁÏ¿ÆÑ§Ó빤³ÌÒ»Ö¾Ô¸985³õÊÔ365·Ö +5 ²Ä»¯Àî¿É 2026-04-08 5/250 2026-04-09 17:00 by Lilly_Li
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á£¬Ò»Ö¾Ô¸Ö£ÖÝ´óѧ²ÄÁÏÓ뻯¹¤289·Ö +31 ˶ÐǸ° 2026-04-08 31/1550 2026-04-09 16:54 by Delta2012
[¿¼ÑÐ] 286Çóµ÷¼Á +19 Faune 2026-04-08 20/1000 2026-04-09 08:36 by ŶŶ123
[¿¼ÑÐ] ¶þ´Îµ÷¼ÁÇóÀÏʦÊÕÁô +3 ЦЦԬ 2026-04-08 3/150 2026-04-08 23:50 by ×íÔÚ·çÀï
[¿¼ÑÐ] 307Çóµ÷¼Á +3 Youth@@ 2026-04-07 3/150 2026-04-07 22:00 by hemengdong
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û