Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 329  |  »Ø¸´: 2
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

yuzhe_999

Òø³æ (СÓÐÃûÆø)

[½»Á÷] ¹ØÓÚ¾§Á£¶È¼ÆË㹫ʽ?

×î½ü¿´µ½¹ØÓÚ¼ÆËã¾§Á£¶È,¹«Ê½:d=5*10-4/(S*p)??(sÊDZíÃæ»ý,pΪÃܶÈ.µ¥Î»:g/cm-3)
»¹ÓÐÒ»¸ö¼ÆË㹫ʽÊÇ:d=(6*V)/A?
ÔõÑùÀí½â¹«Ê½?Ïȸ÷λ°ïæ!

[ Last edited by rabbit7708 on 2007-10-13 at 19:15 ]
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zyhou

ר¼Ò¹ËÎÊ (ÎÄ̳¾«Ó¢)

¡ï
rabbit7708(½ð±Ò+1,VIP+0):¶àлӦÖúà¶£¡£º£©
µÚ¶þ¸ö¹«Ê½ÊǸù¾ÝÁ¢·½ÌåµÄÌå»ý¼ÆË㹫ʽºÍ±íÃæ»ý¼ÆË㹫ʽµÄ²î±ðÍÆµ¼³öÀ´µÄ£¡Ò²¾ÍÊÇ˵¼ÙÉè´ß»¯¼Á¿ÅÁ£ÊÇÁ¢·½ÌåÐεģ¡

µÚÒ»¸ö²»ÊǺÜÇå³þ£¬ºÃÏñÊǸù¾ÝÇòÐοÅÁ£ÍƵ¼³öÀ´µÄ£¡ºÃÏñ»¹ÓÐÆäËû¼ÙÉ裿
2Â¥2007-10-13 20:41:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yuzhe_999

Òø³æ (СÓÐÃûÆø)

ллzyhouµÄ»Ø´ð,ÎÒÃ÷°×ÁË,ºÇºÇ~µÚÒ»¸ö¹«Ê½Ó¦¸ÃÊǰѴ߻¯¼Á¿´×÷ÇòÐÎ,±È±íÃæ³Ë°ë¾¶ÊÇ1g½ðÊôµÄÌå»ý,Ò²¾ÍÊÇd/2*s=1/p,½«pµ¥Î»»»×÷g/m3,dµÄµ¥Î»»»×÷10-10m.¾Í¿ÉÒÔµ¼³ö·Ö×ÓÉϵÄ5*104,²»ÖªµÀÀí½âµÄ¶ÔÂð£¿
3Â¥2007-10-15 09:57:50
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ yuzhe_999 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] »·¾³×¨Ë¶µ÷¼Á +12 »á˵»°µÄÖâ×Ó 2026-04-06 12/600 2026-04-07 17:23 by ¿É¿Ú¿ÉÀÖ²»¼Ó±ùØ
[¿¼ÑÐ] 287·ÖÇóµ÷¼Á ÓÐרÀû¹ú½±Ò»Ö¾Ô¸¹þ¹¤´ó085406 +6 °×Ò׳½ 2026-04-06 7/350 2026-04-06 22:46 by 875465
[¿¼ÑÐ] 285Çóµ÷¼Á +5 mapmath 2026-04-06 6/300 2026-04-06 17:18 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Ò»Ö¾Ô¸Î人Àí¹¤´óѧ080200»úе¹¤³Ì308·Ö£¬Çóµ÷¼Á +4 ÖÕ²»ËÆ´Óǰ 2026-04-05 4/200 2026-04-06 11:46 by ¿¼ÑÐѧУÕеãÈË
[¿¼ÑÐ] 0855Çóµ÷¼Á²ÄÁÏ +11 ºìÌÒׯׯ 2026-04-04 12/600 2026-04-06 10:26 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +13 Ò»ÑùYWY 2026-04-03 14/700 2026-04-05 18:20 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 271·ÖÇóµ÷¼ÁѧУ +12 zph158488£¡ 2026-04-02 13/650 2026-04-05 10:13 by lqwchd
[¿¼ÑÐ] ¿¼Ñе÷¼Á +11 СsunÒªºÃÔË 2026-04-04 11/550 2026-04-05 08:02 by qlm5820
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +10 ÀÁÑòÑòÇáÖÃÓñÍÎ 2026-04-02 11/550 2026-04-04 21:56 by laoshidan
[¿¼ÑÐ] ¡£ +5 ÎíÓ뺣 2026-04-02 6/300 2026-04-04 19:53 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ²ÄÁÏ295 +13 СӢ11 2026-04-03 14/700 2026-04-04 09:02 by À´¿´Á÷ÐÇÓê10
[¿¼ÑÐ] 322Çóµ÷¼Á +4 FZAC123 2026-04-03 4/200 2026-04-03 20:55 by zhq0425
[¿¼ÑÐ] 294Çóµ÷¼Á +6 Grey_Ey 2026-04-03 6/300 2026-04-03 20:46 by ÐÀϲ777
[¿¼ÑÐ] ÊýÒ»Ó¢Ò»285Çóµ÷¼Á +7 AZMK 2026-04-03 9/450 2026-04-03 13:03 by ms629
[¿¼ÑÐ] ר˶ 351 086100 Ò²ÊÇ¿¼µÄ²Ä¿Æ»ù ±¾¿ÆÒ²ÊDzÄÁÏ +8 202451007219 2026-04-02 8/400 2026-04-03 09:50 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 312Çóµ÷¼Á +6 ССī123 2026-04-02 7/350 2026-04-03 07:32 by jsw79
[¿¼ÑÐ] 285Çóµ÷¼Á +8 AZMK 2026-04-02 11/550 2026-04-02 20:16 by yulian1987
[¿¼ÑÐ] 08ÉúÎïÓëҽҩר˶³õÊÔ346ÕÒµ÷¼Á +6 dianeeee 2026-04-01 7/350 2026-04-02 08:23 by guoweigw
[¿¼ÑÐ] 353Çóµ÷¼Á +4 À­¹³²»Ðí±ä 2026-04-01 4/200 2026-04-01 18:10 by ¼Çʱ¾2026
[¿¼ÑÐ] 349Çóµ÷¼Á +6 ³ÔµÄ²»ÉÙ 2026-04-01 6/300 2026-04-01 17:55 by JYD2011
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û