Znn3bq.jpeg
²é¿´: 335  |  »Ø¸´: 6
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
¡¾ÐüÉͽð±Ò¡¿»Ø´ð±¾ÌûÎÊÌ⣬×÷Õßboboxiong½«ÔùËÍÄú 16 ¸ö½ð±Ò
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

boboxiong

½ð³æ (ÕýʽдÊÖ)

[ÇóÖú] 30¸ö½ð±ÒÇó½âÒ»¶àÔªÒ»´Î·½³ÌµÄ½âµÄÎÊÌ⣬¼±£¡

W/F=[0.88
      0.98
      1.10
      1.26
      1.47
     1.76
     2.20
     2.93]£»

X=a+b*£¨W/F£©+c*£¨W/F£©^2+d*£¨W/F£©^3+e*£¨W/F£©^4+f*£¨W/F£©^5+g*£¨W/F£©^6+h*£¨W/F£©^7
Y=b+ 2c*£¨W/F£©+3d*£¨W/F£©^2+4e*£¨W/F£©^3 +5f*£¨W/F£©^4+6g*£¨W/F£©^5+7h*£¨W/F£©^6
Y=0.911699*£¨1-X£©
ÇóϵÊýa£¬b£¬c£¬d£¬e£¬f£¬g£¬h
ÓÃmatlab±àÁ˺þõijÌÐò£¬Ò²Ã»Óиã³öÀ´£¬ÄÄλ´óÏÀ°ïÎÒ¿´¿´°¡£¬°ïÎÒ±à¸ö³ÌÐòÇó³ö½á¹û£¬30¸ö½ð±ÒÏàËÍ£¡

» ²ÂÄãϲ»¶

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

happylhl

½ð³æ (СÓÐÃûÆø)

ΪÁËдÆðÀ´·½±ã
Áîm=0.911699,W/F=A
½«X,Y´úÈ룳ʽ¿ÉµÃ£º
m*a+(mA+1)*b+(mA^2+2A)*c+(mA^3+3A^2)*d+(mA^4+4A^3)*d+(mA^5+5A^4)*d+(mA^6+6A^5)*d+(mA^7+7A^6)*d-m=0

½«W/F=A£½[0.88      0.98      1.10      1.26      1.47     1.76     2.20    2.93]´úÈëÉÏʽ£¬ÁªÁ¢³ÉÒ»¸ö£¸Ôª£±´Î·½³Ì×飬»òÕßÓþØÕ󶼺ý⡣ÊÖ±ßûÓÐMatlab,ÐèÒªµÄ»°ÎÒÓÃExcel½â³öÀ´ÔõôÑù¡£
Äã¿´µÃ¼ûµÄÊÇÎÒµÄÎÄ×Ö£¬¿´²»¼ûµÄÊÇÎÒµôÔÚ¼üÅÌÉϵÄÑÛÀᣡ
5Â¥2008-02-19 17:06:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 7 ¸ö»Ø´ð

lance736

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

Õâ¸ö^ÊÇʲôÒâ˼Ŷ£¿
2Â¥2008-02-19 12:46:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

nucleus01

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

Сľ³æ±±Í¥½Ú¶Èʹ

¡ï ¡ï
boboxiong(½ð±Ò+1,VIP+0):ÎÒÒ²ÓÃmatlab½â³öµÄÕâ¸ö½á¹û£¬µ«ÊDz»·ûºÏʵ¼ÊÇé¿ö°¡£¡
boboxiong(½ð±Ò+1,VIP+0):ÎÒÒ²ÓÃmatlab½â³öµÄÕâ¸ö½á¹û£¬µ«ÊDz»·ûºÏʵ¼ÊÇé¿ö°¡£¡
ÕûÀíÆðÀ´±È½ÏÂé·³¡£×îºó½â·½³Ì±È½Ï¼òµ¥¡£

˼·ÊÇ£ºÀûÓÃ3ʽ £¬°Ñ·½³ÌÕûÀíΪһ¸öʽ×Ó¡£ δ֪ÊýÊÇa,b,c,d,e,f,g,h.   °Ñ°Ë¸öW/FÖµ´øÈ룬ÐγÉ8¸ö·½³Ìʽ¡£Fsolve  them
ˬÊÇÒª¸¶³ö´ú¼ÛµÄ!
3Â¥2008-02-19 13:25:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

happylhl

½ð³æ (СÓÐÃûÆø)

¡ï ¡ï
boboxiong(½ð±Ò+2,VIP+0):ÎÒÒ²ÓÃmatlab½â³öµÄÕâ¸ö½á¹û£¬µ«ÊDz»·ûºÏʵ¼ÊÇé¿ö°¡£¡
a=1,b=c=d=e=f=g=h=0
Äã¿´µÃ¼ûµÄÊÇÎÒµÄÎÄ×Ö£¬¿´²»¼ûµÄÊÇÎÒµôÔÚ¼üÅÌÉϵÄÑÛÀᣡ
4Â¥2008-02-19 14:46:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²»Ó¦Öú È·¶¨»ØÌûÓ¦Öú (×¢Ò⣺ӦÖú²Å¿ÉÄܱ»½±Àø£¬µ«²»ÔÊÐí¹àË®£¬±ØÐëÌîд15¸ö×Ö·ûÒÔÉÏ)
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏ299ר˶Çóµ÷¼Á +17 +21 2026-04-09 17/850 2026-04-15 17:20 by zs92450
[¿¼ÑÐ] »¯¹¤Ñ§Ë¶294·Ö£¬Çóµ¼Ê¦ÊÕÁô +32 yzyzx 2026-04-12 36/1800 2026-04-14 17:45 by lhj2009
[¿¼ÑÐ] ҩѧ305Çóµ÷¼Á +10 Â꿨°Í¿¨boom 2026-04-10 10/500 2026-04-14 15:55 by zs92450
[¿¼ÑÐ] ¿¼Ñе÷¼Á +13 ³¤¹­°Á 2026-04-13 14/700 2026-04-14 14:44 by zs92450
[¿¼ÑÐ] Çóµ÷¼Á +16 Ñ©·ê¶¬ 2026-04-10 16/800 2026-04-14 14:27 by ÄæË®³Ë·ç
[¿¼ÑÐ] ʳƷÓëÓªÑø£¨0955£©271Çóµ÷¼Á +15 Éý¸ñ°¢´ï 2026-04-12 16/800 2026-04-14 13:18 by ¸¡Èô_°²Éú
[¿¼ÑÐ] ũѧ0904 312Çóµ÷¼Á +4 Say Never 2026-04-11 4/200 2026-04-14 09:10 by zs92450
[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +12 ×ÓľÄÅ 2026-04-12 13/650 2026-04-14 01:19 by Íõ¬Bè±
[¿¼ÑÐ] 293Çóµ÷¼Á +16 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 18/900 2026-04-13 21:47 by ѧԱJpLReM
[»ù½ðÉêÇë] 2026 WRÇà°Î +3 ¶¬ÈÕÑô¹âCAS 2026-04-09 6/300 2026-04-13 18:40 by liuchb715
[˶²©¼ÒÔ°] ÐÂÒ»´úµç×ÓÐÅÏ¢294Çóµ÷¼Á ²»ÌôѧУ +7 Ytyt11 2026-04-09 8/400 2026-04-12 16:57 by ajpv·çÀ×
[¿¼ÑÐ] µçÆø×¨Ë¶320Çóµ÷¼Á +6 СÂé×Ó111 2026-04-10 6/300 2026-04-12 10:54 by lemon6009
[¿¼ÑÐ] 280Çóµ÷¼Á +13 wzzzÍõ 2026-04-09 13/650 2026-04-12 00:31 by ÓÂÅʸ߷å0126
[¿¼ÑÐ] 22408µ÷¼Á315·Ö +3 zhuangyan123 2026-04-09 3/150 2026-04-12 00:25 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 0859£¬337Çóµ÷¼Á +4 ÑÐs. 2026-04-10 4/200 2026-04-11 11:34 by caotw2020
[¿¼ÑÐ] ũҵ¹ÜÀí302·ÖÇóµ÷¼Á +3 xuening1 2026-04-10 3/150 2026-04-11 10:18 by zhq0425
[¿¼ÑÐ] 342µç×ÓÐÅϢר˶Çóµ÷¼Á +9 ÄãÈÃÎÒÔõôÀóÖ¦ 2026-04-10 10/500 2026-04-11 08:33 by zhq0425
[¿¼ÑÐ] ¼ÆËã»úÀàÇóµ÷¼Á£¬22408-274·Ö +7 Éϰ¶deС³æ 2026-04-09 8/400 2026-04-10 19:56 by fxue1114
[¿¼ÑÐ] Ò»Ö¾Ô¸¾©Çø985£¬085401µç×ÓÐÅÏ¢£¬±¾¿Æµç×ÓÐÅÏ¢ +3 Ñô¹â¿ªÀʵÄÄк¢ 2026-04-10 3/150 2026-04-10 16:29 by sophia_93
[¿¼ÑÐ] 337Çóµ÷¼Á +4 Gky09300550£¬ 2026-04-09 4/200 2026-04-09 17:18 by ÅÁ¶ûÂíÀ­ÌØ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û