±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 9943  |  »Ø¸´: 2

һˮ²èÔµ

Í­³æ (³õÈëÎÄ̳)


[½»Á÷] Ôõô¼ÆË㵯»ÉµÄÕ¹¿ª³¤¶È

¸Ö˿ֱ¾¶1.2£¬Öо¶20£¬×ÔÓɸ߶È30£¬¼ä¾à6£¬Õ¹¿ªÊǶàÉÙ
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

» ÇÀ½ð±ÒÀ²£¡»ØÌû¾Í¿ÉÒԵõ½:

²é¿´È«²¿É¢½ðÌù

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

userhung

½û³æ (ÎÄѧ̩¶·)


2Â¥2013-02-23 15:32:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zy378949146

Ìú³æ (³õÈëÎÄ̳)


¡ï ¡ï ¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
һˮ²èÔµ: ½ð±Ò+2 2013-02-27 10:40:08
L=¦Ð*d*n=3.14*20*6.5=408.2
nΪµ¯»ÉµÄȦÊý£¬Ò»°ãÊÇÓÐЧȦÊý¼ÓÉÏÖ§³ÅȦÊý1.5-2.5
3Â¥2013-02-26 13:36:53
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ һˮ²èÔµ µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 353Çóµ÷¼Á +8 MayUxw1 2026-04-03 8/400 2026-04-05 07:23 by dongzh2009
[¿¼ÑÐ] 081700ѧ˶£¬323·Ö£¬Ò»Ö¾Ô¸Öйúº£Ñó´óѧÇóµ÷¼ÁѧУ +12 ÅûÐÇºÓ 2026-04-04 12/600 2026-04-05 06:43 by houyaoxu
[¿¼ÑÐ] ±¾¿Æ211 ·ÖÊý293ÇëÇóµ÷¼Á +4 Á«²Ë¾ÍÊÇź°É 2026-04-01 4/200 2026-04-04 22:32 by hemengdong
[¿¼ÑÐ] 321Çóµ÷¼Á +6 ÈÏÕæÇóÉÏѧ 2026-04-03 6/300 2026-04-04 19:51 by dongzh2009
[¿¼ÑÐ] ²ÄÁÏ383Çóµ÷¼Á +5 ¹ùÑôÑôÑô³É 2026-04-04 5/250 2026-04-04 19:06 by dongzh2009
[¿¼ÑÐ] 319Çóµ÷¼Á +4 ÐÇÐDz»Õ£ÑÛà¶ 2026-04-03 4/200 2026-04-04 16:25 by ÖзÉÔº¿Õ¹ÜѧԺÑ
[¿¼ÑÐ] ÔõôɾÌû×Ó°¡ +3 ·ìêØ1000 2026-04-04 3/150 2026-04-04 14:20 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] 278Çóµ÷¼Á +6 Yy7400 2026-04-03 6/300 2026-04-04 09:53 by zhangdingwa
[¿¼ÑÐ] 266Çóµ÷¼Á +18 ÑôÑôÍÛÈû 2026-04-01 18/900 2026-04-03 18:38 by zllcz
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤µ÷¼ÁÒ»Ö¾Ô¸´óÁ¬º£ÊÂ085600£¬349 +11 ³ÔµÄ²»ÉÙ 2026-03-30 11/550 2026-04-03 18:05 by Jimmyandyou
[¿¼ÑÐ] 303Çóµ÷¼Á +10 DLkz1314. 2026-03-30 10/500 2026-04-03 18:03 by Jimmyandyou
[¿¼ÑÐ] ½¨»·£¬ÄÜÔ´£¬ÍÁľÀÏʦ·¹ý¿´Ò»¿´£¡£¡£¡ +5 ºÙºÙuu 2026-04-01 5/250 2026-04-03 11:47 by znian
[¿¼ÑÐ] 330Çóµ÷¼Á +3 °×ÉñÎØºôºô 2026-04-02 3/150 2026-04-03 10:15 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 366Çóµ÷¼ÁÒ»Ö¾Ô¸¶«±±´óѧ +8 ÔËÆøÀ´µÃÈôÓÐËÆÎ 2026-04-02 8/400 2026-04-02 21:39 by dongzh2009
[¿¼ÑÐ] ²ÄÁÏ340·Öµ÷¼Á +7 ÏÄÒ¹Íí·ç_long 2026-04-02 9/450 2026-04-02 21:20 by dongzh2009
[¿¼ÑÐ] ÍÁľ304Çóµ÷¼Á +4 ÍÃͻͻͻ£¬ 2026-04-02 5/250 2026-04-02 21:16 by ÍÃͻͻͻ£¬
[¿¼ÑÐ] ʳƷѧ˶362Çóµ÷¼Á +3 xuanxianxian 2026-04-01 3/150 2026-04-01 21:05 by °¡Àî999
[¿¼ÑÐ] 284Çóµ÷¼Á +12 СÐÜ¡«¡« 2026-03-31 12/600 2026-04-01 20:23 by »¨??
[¿¼ÑÐ] µ÷¼ÁÉêÇë +8 ÕÅÕÅÕÅÕÅzy 2026-03-31 9/450 2026-04-01 08:29 by zjbkx
[¿¼ÑÐ] 297 µØÀíѧ070500 ¸´ÊÔÇóµ÷¼Á +3 СԲȦȦooo 2026-03-30 3/150 2026-03-30 21:05 by ÓàÕðyz
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û