Znn3bq.jpeg
²é¿´: 1029  |  »Ø¸´: 8
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

Óü-µØÎªÀí-Àæ

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] Ò»µÀÓйػð¼ýµÄ¿¼ÑÐÕæÌâ-ÇóÕý½â




´ó¼Ò¿´¿´ÕâÌâÄܲ»ÄÜÖ±½ÓÓÃÕâ¸ö¹«Ê½£¬ ²»ÄܵϰÔõô×ö£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

peterflyer

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

peterflyer


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Óü-µØÎªÀí-Àæ: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú, µÚ¶þÎÊд´íÁËŶ£¡ 2013-11-26 11:14:11
(1)ÈôΪһ¼¶»ð¼ý£¬Ôò×îÖÕµÄËÙ¶È£º
     Vf=V*Ln[2*M/(2*m)]=V*Ln(M/m)
(2)ÈôΪ¶þ¼¶»ð¼ý£¬ÔòµÚÒ»¼¶ÍÑÂäʱËÙ¶ÈΪ£º
     V1=V*Ln[2*M/M]=V*Ln2
       ×îÖÕµÄËÙ¶È£º
      Vf=V1+Ln[M/m]=V*Ln[2*M/m]
4Â¥2013-11-25 21:23:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 9 ¸ö»Ø´ð

¶ÅÃôÓÀ

Òø³æ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÎÒ¾õµÃÓ¦¸ÃÓõ½¶¯Á¿ÊغãÔ­Àí°É£¬ÒòΪÖÊÁ¿Ôڱ仯£¬Ö»Êǽ¨Ò飬ÒòΪºÃ¾Ã²»½Ó´¥ÎïÀíÁË
2Â¥2013-11-25 10:05:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

¸ºÁã¶È

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
µÚÒ»µÀ¿ÉÒÔÖ±½ÓÌ×Ó㬵ڶþµÀ²»ÄÜÖ±½ÓÌ×Óá£
µÚÒ»¼¶ÍÑÂäÊÇ£¬ÖÊÁ¿±ØÐ뿼ÂÇʣϵÄÊÇʲô£¬ÊǵÚÒ»¼¶µÄ¿Õ¿ÇºÍµÚ¶þ¼¶µÄÖØÁ¿¡£×ÜʣϵÄÖÊÁ¿ÊÇM+m£¬²»ÄܰѿտÇÒ²Ë㵽ȼÁÏÖС£¡£¡£

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
5Â¥2013-11-26 09:44:37
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

¸ºÁã¶È

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
Óü-µØÎªÀí-Àæ: ½ð±Ò+3, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ÕýÈ·´ð°¸ÁË£¡ 2013-11-26 11:14:42
µÚ¶þµÀµÄ´ð°¸ÊÇln2M/M+m¼ÓlnM/mÔÙ³ËV

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
6Â¥2013-11-26 09:49:52
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 310Çóµ÷¼Á +13 666ÕæºÃ 2026-04-11 15/750 2026-04-13 12:16 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 346·Ö£¬¹¤¿Æ0854Çóµ÷¼Á£¬×¨Ë¶ +6 moser233 2026-04-12 7/350 2026-04-12 22:11 by fqwang
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +14 »ý¼«ÏòÉÏ£» 2026-04-10 16/800 2026-04-12 20:02 by gruyclewee
[¿¼ÑÐ] 295·ÖÇóµ÷¼Á +13 ?ÒªÉϰ¶? 2026-04-10 13/650 2026-04-12 15:37 by laoshidan
[¿¼ÑÐ] µ÷¼Á +25 ²»·ê´º 2026-04-07 26/1300 2026-04-12 11:53 by ´óÁ¦Ë®ÊÖÁ¦´óÎÞÇ
[¿¼ÑÐ] 085501»úеר˶ 302·Ö ²»ÌôרҵÇóµ÷¼Á +7 Íôij. 2026-04-09 7/350 2026-04-11 14:37 by luhong1990
[¿¼ÑÐ] 296Çóµ÷¼Á +6 Íô£¡£¿£¡ 2026-04-09 6/300 2026-04-11 11:25 by zhq0425
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§Ñ§Ë¶£¬310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +17 ŬÁ¦·Ü¶·112 2026-04-06 20/1000 2026-04-11 00:31 by wangjihu
[¿¼ÑÐ] ²ÄÁÏÀà284µ÷¼Á +40 Ïë»»ÊÖ»ú²»Ïë½âÊ 2026-04-08 48/2400 2026-04-10 23:28 by 314126402
[¿¼ÑÐ] Ò»Ö¾Ô¸±±Àí¹¤298Ó¢Ò»Êý¶þÒÑÉϰ¶£¬¸Ðл¸÷λÀÏʦ +14 Reframe 2026-04-10 16/800 2026-04-10 23:07 by caotw2020
[¿¼ÑÐ] µ÷¼Á +12 ¾í¾í¾íÐIJË_ 2026-04-09 13/650 2026-04-10 22:36 by Ftglcn90
[¿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] 344Çóµ÷¼Á +7 ؼ·çѩҹ¹éÈËØ¼ 2026-04-09 7/350 2026-04-10 12:05 by pengliang8036
[¿¼ÑÐ] ±¾¿Æ211 ¹¤¿Æ085400 280·ÖÇóµ÷¼Á ¿É¿çרҵ +3 LZH£¨µÈ´ýµ÷¼ÁÖÐ 2026-04-09 3/150 2026-04-09 21:29 by wutongshun
[¿¼ÑÐ] 367Çóµ÷¼Á +10 hffQAQ 2026-04-09 10/500 2026-04-09 18:06 by lijunpoly
[¿¼ÑÐ] ²ÄÁÏ307·ÖÇó´óÀÐ×éÊÕÁô +17 Hllºú 2026-04-07 17/850 2026-04-09 10:53 by liuhuiying09
[¿¼ÑÐ] Ò»Ö¾Ô¸¹þ¹¤´ó£¬³õÊÔ329£¬Çó»·¾³¿ÆÑ§Ó빤³Ìµ÷¼Á£¡ +11 ÓàδÐÁ 2026-04-06 11/550 2026-04-08 15:21 by screening
[¿¼ÑÐ] Çóµ÷¼Á£¬ÏÖÔÚ»¹ÄÜÌîµÄ +3 Éϰ¶Ð¡Ó¨¼ÓÓÍ 2026-04-08 3/150 2026-04-08 14:30 by zhq0425
[¿¼ÑÐ] 323Çóµ÷¼Á +3 ÁÖzlu 2026-04-07 4/200 2026-04-07 23:21 by lbsjt
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +13 ºº123456 2026-04-07 14/700 2026-04-07 22:53 by À´¿´Á÷ÐÇÓê10
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û