±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 7710  |  »Ø¸´: 2

aixun3000

½ð³æ (СÓÐÃûÆø)


[½»Á÷] 0.3mmµÄëϸ¹Ü£¬³¤10cm£¬Ò»Âú¹ÜÊǼ¸Î¢ÉýÄØ£¿

ÎÒµÄÊýѧÄÜÁ¦²îµ½ÕâÖÖÌìµØÁË£¡°ï°ïæ°¡¸÷λ¡£¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ÇÀ½ð±ÒÀ²£¡»ØÌû¾Í¿ÉÒԵõ½:

²é¿´È«²¿É¢½ðÌù

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
westzilch(½ð±Ò+1): ËãµÃºÜ×¼£¡ 2011-09-27 00:47:34
v=3.14*(0.3/2)^2*100=7.065mm^3=7.1΢Éý
ºÇºÇ£¡£¡£¡
2Â¥2011-09-26 19:57:20
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

aixun3000

½ð³æ (СÓÐÃûÆø)


ллÐǪ̈ÁË£¬ÎÒ֮ǰ°Ñ0.3mmÄÚ¾¶µ±×÷Á˰뾶£¬Ëã³öÀ´ºÃ´ó£¬²ÑÀ¢²ÑÀ¢£¡
3Â¥2011-09-29 23:41:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ aixun3000 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏ¿¼Ñе÷¼Á +7 Gs´óÍõ 2026-04-02 7/350 2026-04-02 09:50 by Çç¿Õ210210
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +4 ÏàÐűػá¹ââÍòÕ 2026-03-31 5/250 2026-04-02 09:35 by ÏàÐűػá¹ââÍòÕ
[¿¼ÑÐ] Çóµ÷¼Á£¡ÉúÎïÓëҽҩר˶ +3 Äæ×ªÂ½ÏÈÉú 2026-04-01 3/150 2026-04-02 09:02 by Jaylen.
[¿¼ÑÐ] Ò»Ö¾Ô¸Äϲý´óѧ324Çóµ÷¼Á +11 hanamiko 2026-04-01 11/550 2026-04-02 09:00 by sanrepian
[¿¼ÑÐ] 310·ÖÇóµ÷¼Á +4 ³É¹¦Éϰ¶wang 2026-04-01 4/200 2026-04-01 20:35 by liu823948201
[¿¼ÑÐ] Çóµ÷¼Á +4 ͼ¼ø212 2026-03-30 5/250 2026-04-01 15:32 by ͼ¼ø212
[¿¼ÑÐ] 358Çóµ÷¼Á +3 ÍõÏòÑô»¨ 2026-03-31 3/150 2026-04-01 09:56 by zzchen2000
[¿¼ÑÐ] Ò»Ö¾Ô¸ ÄϾ©º½¿Õº½Ìì´óѧ £¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ìѧ˶ +10 @taotao 2026-03-31 11/550 2026-04-01 09:43 by xiayizhi
[¿¼ÑÐ] 318Çóµ÷¼Á +3 óÆÐÐÖÂÔ¶. 2026-03-31 3/150 2026-03-31 20:27 by Çóµ÷¼Ázz
[¿¼ÑÐ] ²ÄÁϹ¤³Ì085601Êý¶þÓ¢Ò»335Çóµ÷¼Á +5 Ë«ÂíβƦÀϰå2 2026-03-31 5/250 2026-03-31 19:07 by Wang200018
[¿¼ÑÐ] 375Çóµ÷¼Á +7 ÓêÏÄÕûÒ¹ 2026-03-29 7/350 2026-03-31 18:52 by xhai2011
[¿¼ÑÐ] ѧ˶274Çóµ÷¼Á +17 LiÀîÓã 2026-03-26 17/850 2026-03-31 15:19 by ¿Í¶ûÃÀµÂ
[¿¼ÑÐ] 334Çóµ÷¼Á +7 Trying] 2026-03-31 7/350 2026-03-31 12:33 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 287Çóµ÷¼Á +17 land xuxu 2026-03-26 17/850 2026-03-31 11:16 by Zzxxxs
[¿¼ÑÐ] 266Çóµ÷¼Á +3 ÍÛºôºßºôºß 2026-03-29 3/150 2026-03-31 10:06 by cal0306
[¿¼ÑÐ] 085701»·¾³¹¤³ÌÇóµ÷¼Á +11 ¶à¾ÃÉϿΠ2026-03-27 12/600 2026-03-30 21:21 by Ñо¿É®µ¼µ¼
[¿¼ÑÐ] 281Çóµ÷¼Á +5 ÑÇ¿ËÎ÷good 2026-03-26 7/350 2026-03-30 20:42 by dophin1985
[¿¼ÑÐ] 348Çóµ÷¼Á +6 СÀÁ³æ²»ÀÁÁË 2026-03-28 6/300 2026-03-30 10:29 by Evan_Liu
[¿¼ÑÐ] 086000ÉúÎïÓëÒ½Ò©µ÷¼Á +5 Feisty¡£ 2026-03-28 9/450 2026-03-29 12:02 by longlotian
[¿¼ÑÐ] 352·Ö »¯¹¤Óë²ÄÁÏ +5 º£Äɰٴ¨Ly 2026-03-27 5/250 2026-03-28 03:39 by fmesaito
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û