Znn3bq.jpeg
²é¿´: 4914  |  »Ø¸´: 21
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

duhb655

½ð³æ (ÖøÃûдÊÖ)

[ÇóÖú] ÇóбÍÖÔ²µÄ¹«Ê½ºÍÃæ»ýËã·¨

¸÷λ´óÉñ£¬Ð¡µÜÏëÇóбÍÖÔ²£¨²»ÖªµÀ½Ð·¨¶Ô²»¶Ô£¬¾ÍÊÇһͷ´óһͷСµÄÄÇÖÖÍÖÔ²£¬±ÈÈ缦µ°Í¶Ó°ºóµÄÍÖÔ²£©µÄÃæ»ý£¬²»ÖªµÀÔõôÇó°¡£¡£¡Äܲ»ÄܰïÖúһϣ¬Íò·Ö¸Ðл£¡£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

duhb655

½ð³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
9Â¥: Originally posted by feixiaolin at 2013-10-28 10:42:13
ÎÒ×Ô¼º»»ËãÁËÁËһϡ£
¶Ô±ÈÔ²ÖÜÃæ»ý£ºpi*r^2£¬¿¼ÂÇcos(¼Ð½Ç)=r/R£»
¼Ð½ÇÒýÆðµÄ±ä»¯°ë¾¶Îª£¬¶øÒÑ¡£

ÄúºÃ£¬¸ÐлÄúµÄ»Ø´ð£¬ÎªÁË·½±ã£¬ÎÒ»­Á˸öͼ¼ÓÒÔ˵Ã÷¡£Èçͼ1£¬Ô²ÖùµÄб½ØÃæÐγÉÍÖÔ²ABCD£»Ô²ÖùÖÐÐÄÓÐÒ»µãO£¬Îª·¢É¢¹âÔ´£¬´¹Ö±ÕÕÉäµÄ»°»áÐγÉÔ²AFEG£¨Ã»ÓбêÔ²ÐÄ£¬ÎÒ¾ÍÕâÑù˵ÁË£©£¬ÎÒÏÖÔÚµÄÇé¿öÊÇ£¬²»ÊÇÔ²ÖùµÄб½ØÃ棬¶øÊÇͬÑùÒÔABCDÕâ¸öÃæÀ´½Ø¸Õ²ÅµÄ·¢É¢¹â£¬Ôò»áÐγÉͼÐÎAB'C'D'£¬ÕâÖÖͼÐÎÊÇÄú˵µÄ͹ÂÖÂð£¿Èç¹û°ÑAB'C'D'·½³ÉÆ½ÃæµÄ»°¾ÍÊÇͼ2£¬ÕâÖÖͼÐεÄÃæ»ýÔõôËã°¡£¿£¡
ÇóбÍÖÔ²µÄ¹«Ê½ºÍÃæ»ýËã·¨
ͼ1.jpg


ÇóбÍÖÔ²µÄ¹«Ê½ºÍÃæ»ýËã·¨-1
ͼ2.jpg

10Â¥2013-10-28 13:51:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 22 ¸ö»Ø´ð

feixiaolin

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
duhb655: ½ð±Ò+20, ¡ï¡ï¡ïºÜÓаïÖú 2013-10-26 23:54:06
ÄãÃèÊöµÄÄǸö¶«Î÷½Ð×ö͹ÂÖ£¬Á¬ÐøÍù¸´Ê½»úе¿ØÖÆÖг£Óá£
¼û¸½¼þ

» ±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 : ÀûÓü«×ø±ê·½³ÌÉè¼ÆÍ¹ÂÖÂÖÀª.pdf
  • 2013-10-26 21:28:03, 166.71 K
2Â¥2013-10-26 21:29:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

feixiaolin

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÓÅÐã°æÖ÷

ÓÐÁ˼«×ø±ê¹«Ê½ÒÔºó£¬Ãæ»ý=¶ÔÃæ»ýÔªµÄ»ý·Ö¡£
¼«×ø±êÃæ»ýÔª=rdrd¦È

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

3Â¥2013-10-26 21:34:06
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

duhb655

½ð³æ (ÖøÃûдÊÖ)

Ëͺ컨һ¶ä
ÒýÓûØÌû:
3Â¥: Originally posted by feixiaolin at 2013-10-26 21:34:06
ÓÐÁ˼«×ø±ê¹«Ê½ÒÔºó£¬Ãæ»ý=¶ÔÃæ»ýÔªµÄ»ý·Ö¡£
¼«×ø±êÃæ»ýÔª=rdrd¦È

ÄúºÃ£¬Ð»Ð»ÄúµÄ°ïÖú£¬µ«¿ÉÄÜÊÇÎÒûÓÐÃèÊöÇå³þ£¬ÎÒÏëÒªµÄ²»ÊÇÄúÌṩµÄÄÇÖÖ͹ÂÖµÄÔËËã¡£ÎҵĶ«Î÷¾ÍÖ»ÊÇÏëͼÖÐÄÇÑù£¬Ö»ÊÇÒ»¸öͼ¶øÒÑ£¬²»×ª¶¯£¬ÎÒÖªµÀµÄ²ÎÊýÖ»Óг¤ÖáºÍ¶ÌÖáµÄ³¤¶È£¬µ±È»£¬ËüÁ©ÊÇ´¹Ö±¹ØÏµ£¬½»µãλÖÃÒÑÖª¡£Êµ¼ÊÉÏÕâ¸öͼÐÎÊÇÓÉ·¢É¢µÄ¹âÔ´ÔÚÒ»¶¨µÄ¸ß¶ÈÓÉÒ»¶¨½Ç¶ÈÕÕÔÚË®Æ½ÃæÉÏÐγɵÄÐÎ×´£¬Äú¿´¿´ÎÒÃÇÒÑÖªÕ⼸¸ö²ÎÊýºÍÄÜÇóÆäÃæ»ýÂð£¿Ð»Ð»À²£¡£¡
ÇóбÍÖÔ²µÄ¹«Ê½ºÍÃæ»ýËã·¨-2
t08040203bian.gif

4Â¥2013-10-26 23:52:28
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 0854Çóµ÷¼Á +18 ÃÅ·ÃþÃþ 2026-04-15 20/1000 2026-04-16 14:40 by dingyanbo1
[¿¼ÑÐ] 291 Çóµ÷¼Á +40 »¯¹¤2026½ì±ÏÒµÉ 2026-04-09 41/2050 2026-04-15 21:54 by noqvsozv
[¿¼ÑÐ] 085801µçÆø×¨Ë¶272Çóµ÷¼Á +19 µçÆøÀî 2026-04-13 21/1050 2026-04-15 13:37 by ºÚ¿Æ¼¼¿óÒµ
[¿¼ÑÐ] µ÷¼ÁÇóÊÕÁô +34 ¹ûÈ»ÓÐÎÒ 2026-04-10 35/1750 2026-04-15 13:05 by Î÷±±Íû¡ª·çɳ
[¿¼ÑÐ] 290Çóµ÷¼Á +21 luoziheng 2026-04-10 23/1150 2026-04-14 15:49 by zs92450
[¿¼ÑÐ] Ò»Ö¾Ô¸»¦9£¬326ÇóÉúÎïѧµ÷¼Á +10 Áõīī 2026-04-13 10/500 2026-04-14 15:16 by zs92450
[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +6 ban°àСÆß 2026-04-11 6/300 2026-04-14 14:06 by ¶ßÀ²AÃÎÖ»ÊǸöÃÎ
[¿¼ÑÐ] 305Çóµ÷¼Á +8 Â꿨°Í¿¨boom 2026-04-11 8/400 2026-04-14 09:04 by pengliang8036
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ331·Ö²ÄÁÏÇóµ÷¼Á +10 ÌìÏÂww 2026-04-09 11/550 2026-04-13 23:25 by pies112
[¿¼ÑÐ] 0856ר˶Çóµ÷¼Á Ï£ÍûÊÇaÇøÔºÐ£ +24 ºÃºÃÐÝÏ¢ºÃ²»ºÃ 2026-04-09 27/1350 2026-04-13 22:22 by pies112
[¿¼ÑÐ] 0854µ÷¼Á +10 ³¤¹­°Á 2026-04-11 11/550 2026-04-13 10:38 by wp06
[¿¼ÑÐ] 344 ²ÄÁÏרҵ Çóµ÷¼Á211 ÎÞµØÓòÒªÇó +8 hualkop 2026-04-11 8/400 2026-04-12 22:24 by fqwang
[¿¼ÑÐ] 296Çóµ÷¼Á +14 Íô£¡£¿£¡ 2026-04-10 16/800 2026-04-12 10:48 by zhouyuwinner
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷±±¹¤Òµ´óѧ289 085602 +33 yangæÃ 2026-04-10 34/1700 2026-04-12 08:11 by Art1977
[¿¼ÑÐ] 283Çóµ÷¼Á 086004¿¼Ó¢¶þÊý¶þ +17 ÄǸöàà×Ó 2026-04-10 18/900 2026-04-11 16:27 by Ã÷Ô´ËʱÓÐ
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤329·ÖÇóµ÷¼Á +16 Ò¶zilin 2026-04-10 16/800 2026-04-11 11:04 by may_ÐÂÓî
[¿¼ÑÐ] 283Çóµ÷¼Á +22 ÄǸöàà×Ó 2026-04-09 22/1100 2026-04-11 10:41 by ÄæË®³Ë·ç
[¿¼ÑÐ] 263ÄÜÔ´¶¯Á¦×¨Ë¶Çóµ÷¼Á +3 ¼Ó´óºÅ·¹ºÐ´ü 2026-04-10 3/150 2026-04-10 22:23 by 286640313
[¿¼ÑÐ] 22408 366·Ö£¬±¾¿Æ211£¬Ò»Ö¾Ô¸Î÷¹¤´ó +4 Rubt 2026-04-09 4/200 2026-04-10 19:51 by chemisry
[¿¼ÑÐ] 298Çóµ÷¼Á +13 ¶¤¶£ß˶¬¹Ï 2026-04-09 13/650 2026-04-10 15:49 by jiajinhpu
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û