Znn3bq.jpeg
²é¿´: 1321  |  »Ø¸´: 3
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

accdyy

Òø³æ (СÓÐÃûÆø)

[ÇóÖú] matlab½â·ÇÏßÐÔ·½³Ì×é½â²»¿ª

´úÂëÈçÏ£¬ÎªÊ²Ã´½â²»³öÀ´£¿
global b T;
b=1.2;
T=15;
syms a R;
temp=(0.012/0.871)^2*(1/(3*T^0.5+0.0266*T))^2;
[a,R]=solve('a-(R-b)/2+0.5*((R-b)^2-0.281*R*T)^0.5=0','13*temp-13*(a+b)*a-0.912*T*R=0')
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

accdyy

Òø³æ (СÓÐÃûÆø)

ËÍÏÊ»¨Ò»¶ä
ÒýÓûØÌû:
2Â¥: Originally posted by dingd at 2013-01-02 12:38:54
ÓÃÊýÖµ½â£º

a: -1.20000204585016
r: -1.08420168000968E-6

Ôõô½âµÄ£¿
3Â¥2013-01-02 14:30:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 4 ¸ö»Ø´ð

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
accdyy: ½ð±Ò+10 2013-01-02 14:30:56
ÓÃÊýÖµ½â£º

a: -1.20000204585016
r: -1.08420168000968E-6

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

2Â¥2013-01-02 12:38:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

ÓÃ1stOpt°É£¬ºÜ¼òµ¥£¬Á½¾ä»°¡£
4Â¥2013-01-04 09:03:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁϹ¤³Ì281»¹Óе÷¼Á»ú»áÂð +23 xaw. 2026-04-11 23/1150 2026-04-12 09:17 by zhouyuwinner
[¿¼ÑÐ] 268·Ö085602»¯Ñ§¹¤³Ìµ÷¼Á +28 ÔÂÕÕ»¨ÁÖ¡£ 2026-04-09 28/1400 2026-04-12 02:38 by Çï¶¹²ËÑ¿
[¿¼ÑÐ] 070300»¯Ñ§279Çóµ÷¼Á +19 ¹þ¹þ¹þ^_^ 2026-04-08 20/1000 2026-04-11 20:43 by stoner78
[¿¼ÑÐ] 285Çóµ÷¼Á +8 ¶ñ·¨´ó¶þµÄÆøÎ¶ß 2026-04-05 11/550 2026-04-11 11:28 by ×ÏêØ×ÏÆå
[¿¼ÑÐ] Ò»Ö¾Ô¸085502£¬267·ÖÇóµ÷¼Á +11 ÔÙæҲҪ³Ô·¹°¡ 2026-04-08 12/600 2026-04-11 11:08 by zhq0425
[¿¼ÑÐ] ²ÄÁϹ¤³Ì085601£¬270Çóµ÷¼Á +30 @ASDF1234 2026-04-08 32/1600 2026-04-11 10:30 by Delta2012
[¿¼ÑÐ] »¹Óл¯¹¤¶þÂÖµ÷¼ÁµÄѧУÂð 5+14 »¯¹¤ÈË999 2026-04-09 48/2400 2026-04-11 10:27 by 89436494
[¿¼ÑÐ] 080100Á¦Ñ§316Çóµ÷¼Á +8 L_Hairui 2026-04-07 8/400 2026-04-11 10:00 by zhq0425
[¿¼ÑÐ] 080500Çóµ÷¼Á +17 »ÆÓ 2026-04-06 17/850 2026-04-11 08:36 by zhq0425
[¿¼ÑÐ] 265Çóµ÷¼Á +12 ·ç˵ËýÔçÍüÁË 2026-04-10 13/650 2026-04-10 18:56 by chemisry
[¿¼ÑÐ] 08¹¤Ñ§ 309·ÖÇóµ÷¼Á +6 Yin DY 2026-04-08 6/300 2026-04-10 09:18 by Delta2012
[¿¼ÑÐ] Ò»Ö¾Ô¸»ª¹¤085600 331·Ö +6 ÌìÏÂww 2026-04-09 6/300 2026-04-09 18:59 by l_paradox
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤×¨Ë¶329 Çóµ÷¼Á +24 ¶îcc 2026-04-06 25/1250 2026-04-09 16:01 by wp06
[¿¼ÑÐ] 274Çóµ÷¼Á +5 ɽ°¢Âû 2026-04-07 5/250 2026-04-09 15:28 by 18828373951
[¿¼ÑÐ] »¯Ñ§¹¤³ÌÓë¼¼Êõרҵһ־Ը¹þ¹¤³Ì 291·ÖBÇø ¹ú¼Ò¼¶´ó´´¸ºÔðÈË ÓÐÒ»×÷ÂÛÎÄ +13 Emmy~ 2026-04-09 13/650 2026-04-09 14:47 by onlyÖÜ
[¿¼ÑÐ] һ־Ը³¶«´óѧ071000ÉúÎïѧѧ˶³õÊÔ·ÖÊý276Çóµ÷¼Á +3 Ľ¾øcc 2026-04-09 3/150 2026-04-09 09:57 by liuhuiying09
[¿¼ÑÐ] 327Çóµ÷¼Á +12 Xxjc1107. 2026-04-06 12/600 2026-04-08 16:46 by luoyongfeng
[¿¼ÑÐ] 085602µ÷¼Á ³õÊÔ×Ü·Ö335 +3 19123253302 2026-04-06 3/150 2026-04-07 18:00 by jp9609
[¿¼ÑÐ] 085100½¨Öþѧ ѰÇó¿çרҵµ÷¼Á Ò»Ö¾Ô¸ÄÏ´ó294·Ö У¼¶Ê¡¼¶¹ú¼Ò¼¶½±ÏîÈô¸É ̤ʵ¿Ï¸É +3 1021075758 2026-04-06 4/200 2026-04-07 09:23 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 283Çóµ÷¼Á +5 baiiyu 2026-04-05 6/300 2026-04-05 20:35 by à£à£à£0119
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û