±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 423  |  »Ø¸´: 2
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

mingde

½ð³æ (ÕýʽдÊÖ)

[ÇóÖú] ÓÐÒ»¶Î¹ØÓÚ¾ÛºÏÎïÅÝÄ­µÄÓ¢ÎÄû¿´¶®£¬Ë­°ïÎÒ½âÊÍһϣ¿

Avalle et al. characterised compressive impact loading of polymeric foams over a range of densities using energy absorption diagrams. They showed that, for a particular density, a foam is most efficient at absorbing the kinetic energy of an impact over a limited range of stress, after which the stress rises rapidly with little corresponding increase in absorbed energy. By means of a functionally graded foam, it may be possible to combine a large range of densities to improve the energy absorbing efficiency over a wider range of stress levels.

ÄǸöÄÜÁ¿Îü¸½ÊÇɶÒâ˼£¿Ê²Ã´ÐÔÄÜ£¿

functionally graded foamÊǹ¦ÄÜÌݶȲÄÁϵÄÒâ˼¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

zhaobingscu

½ð³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
mingde(½ð±Ò+18): ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ лл£¬Õâλ³æ³æÒ»ÑÔÁîÔÚÏÂéÈû¶Ù¿ª°¡¡£ 2012-02-19 22:51:20
²»ÊÇÄÜÁ¿Îü¸½ÊÇÄÜÁ¿ÎüÊÕ¡£´ó¸ÅÒâ˼ÊÇ£¬Avalle et al. ͨ¹ýÄÜÁ¿ÎüÊÕͼ±íÕ÷ÁËһϵÁÐÃܶȵÄÅÝÄ­µÄѹËõ³å»÷ÔØºÉ¡£Ñо¿½á¹ûÏÔʾ£¬¶ÔÓÚ¸ø¶¨ÃܶȵÄÌõ¼þÏ£¬ÅÝÄ­Ö»ÄÜÔÚÓÐÏÞµÄÓ¦Á¦·¶Î§ÄÚÎüÊÕ³å»÷´øÀ´µÄ¶¯ÄÜ¡£¶øÒ»µ©³¬³öÕâ¸öÓ¦Á¦·¶Î§£¬Ó¦Á¦¼±ËÙÉÏÉý¶øÎüÊÕµÄÄÜÁ¿»ù±¾²»Ôö¼Ó¡£¶øÌݶÈÅÝÄ­±¾ÉíµÄÃܶÈËù´¦µÄ·¶Î§½Ï¿í£¬Ëü¾Í¿ÉÒÔÔڽϿíµÄÓ¦Á¦·¶Î§ÄÚÌá¸ßÄÜÁ¿µÄÎüÊÕЧÂÊ¡£
3Â¥2012-02-19 16:48:52
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 3 ¸ö»Ø´ð

zznjut

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÍòÀï¶ÀÐÐÖ®½­ºþÉ¢ÈË

ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
wgs8136(½ð±Ò+1): »¶Ó­½»Á÷ ~ 2012-02-17 16:05:41
mingde(½ð±Ò+2): ¡ïÓаïÖú лл¡£ 2012-02-19 22:48:53
ÊDz»ÊÇÏñÓ¦Á¦-Ó¦±äÇúÏßÒ»Ñù
ѹËõÊÔÑéµÄÇúÏßÃæ»ý£¿
ºÌ¿ÚÑÔ½ÔÍÁÒ²ÍõÇó
2Â¥2012-02-17 15:29:56
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄϺ½ 335·Ö | 0856²ÄÁÏ»¯¹¤ | GPA 4.07 | ÓпÆÑо­Àú +8 cccchenso 2026-03-23 8/400 2026-03-30 14:14 by w³æ³æ123
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸ ÄϾ©º½¿Õº½Ìì´óѧ´óѧ £¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ìѧ˶ +6 @taotao 2026-03-26 7/350 2026-03-30 10:43 by ÎÒÊÇС¿µ
[¿¼ÑÐ] Çóµ÷¼Á +10 ÕÅzz111 2026-03-27 11/550 2026-03-30 09:17 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 290Çóµ÷¼Á +3 dfffsar 2026-03-29 3/150 2026-03-29 22:38 by ëë밢Ī2
[¿¼ÑÐ] Çóµ÷¼Á +4 QiMing7 2026-03-25 5/250 2026-03-29 21:10 by ÌÆãå¶ù
[¿¼ÑÐ] 343Çóµ÷¼Á085601 +3 ҪŬÁ¦Ñ§Ï°x 2026-03-29 3/150 2026-03-29 18:35 by wxiongid
[¿¼ÑÐ] 070305¸ß·Ö×Ó»¯Ñ§ÓëÎïÀí 304·ÖÇóµ÷¼Á +12 c297914 2026-03-28 12/600 2026-03-29 16:21 by Serene1974
[¿¼ÑÐ] µ÷¼ÁÇóԺУÕÐÊÕ +6 º×¾¨¸ë 2026-03-28 6/300 2026-03-29 08:15 by fmesaito
[¿¼ÑÐ] 356Çóµ÷¼Á +3 gysy?s?a 2026-03-28 3/150 2026-03-29 00:33 by 544594351
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á£¬Çóµ¼Ê¦ÊÕ +9 ÌìÌìºÃÔËÀ´Éϰ¶° 2026-03-24 10/500 2026-03-28 22:17 by chemzp
[¿¼ÑÐ] 332Çóµ÷¼Á +4 @MZB382400 2026-03-28 4/200 2026-03-28 21:02 by ÌÆãå¶ù
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +3 raojunqi0129 2026-03-28 3/150 2026-03-28 15:27 by ÂäÉ˼
[²ÄÁϹ¤³Ì] Ò»Ö¾Ô¸C9²ÄÁÏÓ뻯¹¤×¨Òµ×Ü·Ö300Çóµ÷¼Á +8 Âü111 2026-03-24 9/450 2026-03-28 07:58 by YYYYX1234
[¿¼ÑÐ] 315·ÖÇóµ÷¼Á +7 26¿¼ÑÐÉϰ¶°æ26 2026-03-26 7/350 2026-03-28 04:05 by fmesaito
[¿¼ÑÐ] »¯Ñ§µ÷¼Á +4 °®³Ô·¬ÇѵÄÐñ 2026-03-24 5/250 2026-03-27 17:50 by kiokin
[¿¼ÑÐ] 0703»¯Ñ§Çóµ÷¼Á +3 µ¤ÇàÄÌ¸Ç 2026-03-26 5/250 2026-03-26 20:11 by macy2011
[¿¼ÑÐ] 085602»¯Ñ§¹¤³ÌÇóµ÷¼Á¡£ +4 ƽÀÖÀÖÀÖ 2026-03-26 4/200 2026-03-26 17:57 by fmesaito
[¿¼ÑÐ] 0854È˹¤ÖÇÄÜ·½ÏòÕÐÊÕµ÷¼Á +4 ÕÂСÓã567 2026-03-24 4/200 2026-03-25 13:29 by 2177681040
[¿¼ÑÐ] 300·Ö£¬²ÄÁÏ£¬Çóµ÷¼Á£¬Ó¢Ò»Êý¶þ +5 ³¬ÔÞµÄ 2026-03-24 5/250 2026-03-24 21:07 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 085404µç×ÓÐÅÏ¢284·ÖÇóµ÷¼Á +4 13659058978 2026-03-24 4/200 2026-03-24 12:15 by syl20081243
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û