±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 395  |  »Ø¸´: 1
±¾Ìû²úÉú 1 ¸ö ·­ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴

СÀ¼»¨

Òø³æ (ÖøÃûдÊÖ)

[ÇóÖú] Èóɫһ¾ä»°£¬Ó¢Ò뺺£¬Ð»Ð»¡£

Since the excess energy of a polycrystalline body is the product of the grain boundary area and the grain boundary energy, either motion of the boundary to reduce its area  or grain rotation can reduce the energy of the system.
·­Ò룺ÓÉÓڶྦྷ²ÄÁϹýÊ£µÄÄÜÁ¿²úÉú¾§½çÃæ»ýºÍ¾§½çÄÜ£¬¾§½çÔ˶¯Ê¹¾§½çÃæ»ý¼õС£¬»ò¾§Á£×ª¶¯Ê¹µÃϵͳÄÜÁ¿¼õÉÙ¡£

» ²ÂÄãϲ»¶

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

andrewzhang

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

³¬¼¶Î޵мӷÆ

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
СÀ¼»¨: ½ð±Ò+9, ·­ÒëEPI+1, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ·­ÒëµÄºÜרҵ£¬Ð»Ð»¡£ 2013-08-02 23:47:00
ÓÉÓڶྦྷ²ÄÁϵÄÄÜÁ¿¹ýÊ£ÊÇÊܾ§½çÃæ»ýºÍ¾§½çÄÜÓ°ÏìµÄ£¬ËùÒÔͨ¹ýÔ˶¯¾§½çÒÔ¼õÉÙÆäÃæ»ý£¬»òÕßת¶¯¾§Á£ÒÔ¼õÉÙÆä¾§½çÄÜ£¬¶¼¿ÉÒÔ½µµÍÕû¸öϵͳµÄÄÜÁ¿¡£

Ô­ÎĵĵÚÒ»¾äÖ±ÒëµÄ»°ÊÇ£º¶à¾§²ÄÁϵĹýÊ£ÄÜÁ¿ÊǾ§½çÃæ»ýºÍ¾§½çÄܵIJúÎï
ÎÒ¾õµÃÒòΪûÓÐÖ¸Ã÷ËûÃÇ·Ö±ðÊÇÕý¼¤Àø»¹ÊǸº¼¤Àø£¨³£Ê¶Éϵ±È»Ãæ»ýԽС£¬¾§½çÄÜԽСԽºÃ£©£¬ËùÒÔûÓа´ÕÕÔ­ÎÄ·­Òë¡£

ÕâÁ½ÖÖ˵·¨Äã×Ô¼ºÌô°É¡£
2Â¥2013-08-02 22:52:16
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ СÀ¼»¨ µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 285Çóµ÷¼Á +4 mapmath 2026-04-06 4/200 2026-04-06 15:15 by ×ÔÇ¿2019
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +10 СÁõͬѧ߹߹ 2026-04-06 11/550 2026-04-06 14:54 by ÉÐË®¸óÖ÷
[¿¼ÑÐ] 265Çóµ÷¼Á +7 Сľ³æ085600 2026-04-06 7/350 2026-04-06 14:12 by ½¯ð©Óí
[¿¼ÑÐ] 085600£¬321·ÖÇóµ÷¼Á +13 ´ó²öС×Ó 2026-04-04 14/700 2026-04-06 12:47 by barlinike
[¿¼ÑÐ] 301Çóµ÷¼Á +6 ϸ°ûÏà¹Øµ°°× 2026-04-02 10/500 2026-04-06 08:34 by jp9609
[¿¼ÑÐ] 348Çóµ÷¼Á +6 wukira 2026-04-04 6/300 2026-04-05 18:11 by Öí»á·É
[¿¼ÑÐ] µ÷¼Á +5 ºÃºÃ¶ÁÊé¡£ 2026-04-01 5/250 2026-04-05 17:54 by liucky
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì×Ü·Ö358Çóµ÷¼Á +6 cs0106 2026-04-05 6/300 2026-04-05 16:34 by imissbao
[¿¼ÑÐ] Çóµ÷¼Á +3 С›g 2026-04-03 3/150 2026-04-05 09:10 by sihailian3
[¿¼ÑÐ] µ÷¼Á +11 JLLLLLLLLLL 2026-04-03 11/550 2026-04-04 22:21 by hemengdong
[¿¼ÑÐ] 305Çóµ÷¼Á +3 77Qi 2026-04-03 3/150 2026-04-03 23:01 by qzxyhcsy
[¿¼ÑÐ] 321Çóµ÷¼Á +17 y-yh 2026-04-01 20/1000 2026-04-03 12:57 by y-yh
[¿¼ÑÐ] Ò»Ö¾Ô¸Öйú¿ÆÑ§Ôº´óѧ265Çóµ÷¼Á +9 Ìñµ­ye 2026-03-31 10/500 2026-04-03 11:10 by txp1986
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +4 Ò»ÑùYWY 2026-04-03 4/200 2026-04-03 09:48 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Ò»Ö¾Ô¸aÇø211£¬085601-307·ÖÇóµ÷¼Á +13 µ³¼ÎºÀ 2026-03-31 26/1300 2026-04-03 08:33 by 495374996
[¿¼ÑÐ] 366Çóµ÷¼ÁÒ»Ö¾Ô¸¶«±±´óѧ +8 ÔËÆøÀ´µÃÈôÓÐËÆÎ 2026-04-02 8/400 2026-04-02 21:39 by dongzh2009
[¿¼ÑÐ] 348»·¾³¹¤³Ìµ÷¼Á +3 ÎâÑå׿24k 2026-04-01 3/150 2026-04-02 09:14 by nanaliuyun
[¿¼ÑÐ] 311Çóµ÷¼Á +10 ÀîÜÆÐÂ1 2026-03-31 10/500 2026-04-01 14:38 by chenqifeng666
[¿¼ÑÐ] ºÏ·ÊÇøÓòÐÔÖØµãÒ»±¾ÕÐÊÕµ÷¼Á +4 6266jl 2026-03-30 8/400 2026-03-31 18:43 by 6266jl
[¿¼ÑÐ] 323·Ö ʳƷÓëÓªÑøµ÷¼Á +3 ºÙooo 2026-03-31 3/150 2026-03-31 09:38 by longlotian
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û