²é¿´: 754  |  »Ø¸´: 2
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

ghw_nit

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

[ÇóÖú] ÔõÑùÖ¤Ã÷Ö±ÏßÓëÆ½ÃæµÄ¼Ð½ÇµÄ×îСֵһ¶¨ÊÇ´¹Ö±µÄÄÇÌõÏßËù³ÉµÄ½Ç ÒÑÓÐ2È˲ÎÓë

ÈçͼËùʾ£¬ÔõÑùÖ¤Ã÷Õâ¸öÎÊÌâÄØ£¬¿´×ÅÊDZȽÏÃ÷ÏԵģ¬ÔõÑùÓÃÊýѧµÄÓïÑÔÑÏÃܵÄ˵Ã÷ÕâÒ»µãÄØ£¿
»Ø¸´´ËÂ¥

» ±¾Ìû¸½¼þ×ÊÔ´Áбí

  • »¶Ó­¼à¶½ºÍ·´À¡£ºÐ¡Ä¾³æ½öÌṩ½»Á÷ƽ̨£¬²»¶Ô¸ÃÄÚÈݸºÔð¡£
    ±¾ÄÚÈÝÓÉÓû§×ÔÖ÷·¢²¼£¬Èç¹ûÆäÄÚÈÝÉæ¼°µ½ÖªÊ¶²úȨÎÊÌ⣬ÆäÔðÈÎÔÚÓÚÓû§±¾ÈË£¬Èç¶Ô°æÈ¨ÓÐÒìÒ飬ÇëÁªÏµÓÊÏ䣺xiaomuchong@tal.com
  • ¸½¼þ 1 : δÃüÃû.bmp
  • 2013-12-30 09:55:59, 960.05 K

» ²ÂÄãϲ»¶

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

peterflyer

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

peterflyer


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ghw_nit: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú, Èç¹ûÊÇnά¿Õ¼äÉÏÄØ£¬Ò²ÀàËÆÃ´£¿ÎÒ»¹µÃÏû»¯Ò»»á 2013-12-30 19:27:42
Â¥Ö÷µÄÒâ˼¾ÍÊÇÖ±ÏßÓëÆ½ÃæÖÐÈκÎÖ±ÏߵļнǵÄ×îСֵ¼´ÎªËüÓëÆ½Ãæ·¨Ïߵļнǡ£
Ö¤Ã÷£º
    ÉèP£¨x0,y0,z0)ÊÇÖ±ÏßLºÍÆ½Ãæ¦ÐµÄ½»µã£¬Q£¨¦Î£¬¦Ç£¬¦Æ£©ÎªÆ½Ãæ¦ÐÉÏÈÎÒ»¸ö²»ÓëPµãÖØºÏµÄµã£¬LµÄ·½ÏòʸÁ¿Îª{p,q,r},Æ½Ãæ¦ÐµÄ·¨ÏòʸÁ¿Îª£ûl,m.n£ý,ÔòLÓëPQÖ±Ïߵķ½ÏòÓàÏÒCos¦ÁΪ£º
    Cos¦Á=£ûp*(¦Î-x0)+q*(¦Ç-y0)+r*(¦Æ-z0)£ý/
        /{sqrt{p^2+q^2+r^2}*sqrt{[¦Î-x0]^2+[¦Ç-y0]^2+[¦Æ-z0]^2}}
     ½«Cos¦Á¶Ô¦Î¡¢¦Ç¡¢¦Æ·Ö±ðÇ󯫵¼Êý²¢Áî֮ΪÁ㣬µÃµ½Èý¸öº¬¦Î¡¢¦Ç¡¢¦Æ·½³Ì£¬½âÖ®¼´¿ÉµÃµ½Ê¹Cos¦Á»ñµÃ¼«ÖµµÄµãµÄ×ø±êÖµR£¨¦Î*£¬¦Ç*£¬¦Æ*£©¡£ÔÙÖ¤Ã÷Ö±ÏßLÓëÖ±ÏßPRÒÔ¼°Æ½Ãæ¦ÐµÄ·¨Ïß¹²Ã棬Ҳ¾ÍÊÇÖ¤Ã÷R£¨¦Î*£¬¦Ç*£¬¦Æ*£©ÔÚÖ±ÏßLÓëÆ½Ãæ¦ÐµÄ·¨Ïß×é³ÉµÄÆ½ÃæÉÏ£¬ÎÊÌâ±ã¿ÉµÃµ½Ö¤Ã÷£¬¶øÕâÔÚÊýѧÉÏÒÑûÓÐÀ§ÄÑÁË¡£

Ö¤Ã÷Íê±Ï¡£
3Â¥2013-12-30 14:57:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 3 ¸ö»Ø´ð

feixiaolin

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÓÃÏòÁ¿±íʾֱÏß A=i*u+k*v
     Æ½ÃæÉÏÈÎÒ»Ö±Ïß B= i*m + j*n                  
¶ÔA, B×÷Ä£Öµ¹éÒ»»¯£¬È¡µã³Ë¼«´óÖµ-----µÈ¼ÛÓڽǶÈ×îС¡£
2Â¥2013-12-30 13:17:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁϵ÷¼Á 5+3 ÏëÒªÒ»ºøÌÒ»¨Ë® 2026-03-25 7/350 2026-03-26 03:29 by sjeidudkso
[˶²©¼ÒÔ°] ±±¾©ÁÖÒµ´óѧ˶µ¼ÕÐÉú¹ã¸æ +3 kongweilin 2026-03-26 3/150 2026-03-26 00:53 by 15723253818
[¿¼ÑÐ] Ò»Ö¾Ô¸ Î÷±±´óѧ ×Ü·Ö282 Ó¢ÓïÒ»62 Çóµ÷¼Á +3 18419759900 2026-03-25 3/150 2026-03-25 23:20 by peike
[¿¼ÑÐ] 303Çóµ÷¼Á +6 À¶É½Ô 2026-03-25 6/300 2026-03-25 22:47 by 418490947
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖÐÄÏ´óѧ»¯Ñ§Ñ§Ë¶0703×Ü·Ö337Çóµ÷¼Á +7 niko- 2026-03-22 7/350 2026-03-25 20:14 by qingfeng258
[¿¼ÑÐ] 290·Öµ÷¼ÁÇóÖú +3 ¼ªÏéÖ¹Ö¹³Â 2026-03-25 3/150 2026-03-25 19:58 by barlinike
[¿¼ÑÐ] 293Çóµ÷¼Á +7 ¼ÓÒ»Ò»¾Å 2026-03-24 7/350 2026-03-25 12:02 by userper
[¿¼ÑÐ] 278Çóµ÷¼Á +4 ÎÒ¿ÉÒÔÉϰ¶µÄ¶Ô 2026-03-19 4/200 2026-03-25 11:01 by userper
[¿¼ÑÐ] ÉϺ£µçÁ¦´óѧ²ÄÁÏ·À»¤ÓëвÄÁÏÖØµãʵÑéÊÒÕÐÊÕµ÷¼ÁÑо¿Éú£¨²ÄÁÏ¡¢»¯Ñ§¡¢µç»¯Ñ§£¬»·¾³£© +4 ÎÒ°®Ñ§µç³Ø 2026-03-23 4/200 2026-03-25 00:59 by 1027_324
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á£¬Çóµ¼Ê¦ÊÕ +7 ÌìÌìºÃÔËÀ´Éϰ¶° 2026-03-24 7/350 2026-03-24 20:26 by peike
[¿¼ÑÐ] 307Çóµ÷¼Á +3 ÓàÒâÇä 2026-03-21 6/300 2026-03-24 15:03 by ÓàÒâÇä
[¿¼ÑÐ] Çóµ÷¼ÁÒ»Ö¾Ô¸Î人Àí¹¤´óѧ²ÄÁϹ¤³Ì£¨085601£© +5 WW.' 2026-03-23 7/350 2026-03-24 14:50 by sprinining
[¿¼ÑÐ] 276Çóµ÷¼Á¡£ÓаëÄêµç³ØºÍ°ëÄê¸ß·Ö×Óʵϰ¾­Àú +9 ²ÄÁÏѧ257Çóµ÷¼Á 2026-03-23 10/500 2026-03-24 07:36 by wangy0907
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©»¯¹¤´óѧ 070300 ѧ˶ 336·Ö Çóµ÷¼Á +7 vvÃÔ 2026-03-22 7/350 2026-03-23 23:44 by Txy@872106
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖØÇì´óѧ085700×ÊÔ´Óë»·¾³£¬×Ü·Ö308Çóµ÷¼Á +7 īīĮ 2026-03-23 8/400 2026-03-23 20:36 by Creta
[¿¼ÑÐ] »¯Ñ§308·ÖÇóµ÷¼Á +3 ÄãºÃÃ÷ÌìÄãºÃ 2026-03-23 3/150 2026-03-23 20:11 by macy2011
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤085600£¬×Ü·Ö304£¬±¾¿ÆÓÐÁ½Æªsci²ÎÓ룬Çóµ÷¼Á +4 ÐÒÔ˵Ľ´½´ 2026-03-22 5/250 2026-03-22 20:15 by edmund7
[¿¼ÑÐ] ѰÕÒµ÷¼Á +4 ¾óǿâ? 2026-03-21 4/200 2026-03-22 16:14 by ľÍÐζ¶
[¿¼ÑÐ] 285Çóµ÷¼Á +6 ytter 2026-03-22 6/300 2026-03-22 12:09 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á +5 @taotao 2026-03-21 5/250 2026-03-21 20:55 by lbsjt
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û