Znn3bq.jpeg
²é¿´: 684  |  »Ø¸´: 8
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

lilei7338050

[½»Á÷] ÇóÖúÒ»¸ö ¹ØÓÚ½çÃæµÄÎÊÌâ

Äý¹Ì¹ý³ÌÖÐΪʲô֦¾§ÑØ×ŹÌÒº½çÃæÄÜ´óµÄ·½ÏòÉú³¤?
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

ahaxin

½ð³æ (³õÈëÎÄ̳)

Â¥Ö÷µÄÒâ˼ÊDz»ÊÇ˵Ê÷֦״Éú³¤Ê¹¹ÌÒº½çÃæÔö´óµÃ¸ü¶à°¡?
Õâ¸öÎÊÌâÎʵÃÓÐÎÊÌâ°É?
Ê÷Ö¦¾§Éú³¤µÄÔ­Òò¼òµ¥ËµÓÐÁ½Àࣺ´Ö²ÚÐ͹ÌÒº½çÃæ£¬ÇÒÇ°ÑØÒºÏฺµÄζÈÌݶȷֲ¼£»ÔÙÕß¾ÍÊdzɷֹýÀä
3Â¥2007-06-28 20:06:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 9 ¸ö»Ø´ð

huqifang

½ð³æ (ÕýʽдÊÖ)

Äý¹Ì¹ý³ÌÖÐΪʲô֦¾§ÑØ×ŹÌÒº½çÃæÄÜ´óµÄ·½ÏòÉú³¤?????
²»¿ÉÄܰɣ¿£¿£¿£¿Ó¦¸ÃÊÇÑØ×ŹÌÒº½çÃæÄÜ×îСµÄ·½ÏòÉú³¤²Å¶Ô£¡ÇëÈ·ÈÏһϣ¡ÑعÌÒº½çÃæÄÜ×îСµÄ·½ÏòÉú³¤ºÜÈÝÒ×Àí½â£¬ÒòΪÄý¹ÌÊÇÒ»¸öÏà±ä¹ý³Ì£¬¶øÐÂÏàÉú³É»áÐγÉеĽçÃæ£¬½çÃæÓнçÃæÄÜ£¬´Ó¶øÔö¼ÓÕû¸öÌåϵµÄ×ÔÓÉÄÜ£¬ËùÒÔ¸ÃÐèÒªÍâ½çÌṩÄÜÁ¿¶ÔËü×÷¹¦£¬Òò´ËÑØ×ÅÑØ¹ÌÒº½çÃæÄÜ×îСµÄ·½Ïò³¤ËùÐèÒªµÄÄÜÁ¿×îµÍ¡£
2Â¥2007-06-28 19:27:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lilei7338050

Dendrites typically grow along the direction
corresponding to the maximum in r. For fcc metals, the growth direction is
generally [100]; The quantity r is defined as the reversible
work necessary to form a unit area of crystal¨Cmelt interface.

ÕâÊdzö×Ô"Crystal¨CMelt Interfaces and Solidification Morphologies in Metals and Alloys", Æäʵ2¥˵µÄÒ²ÕýÊÇÎÒÎʵÄÔ­Òò.
4Â¥2007-06-28 20:43:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

FLY_Phoenix

ÈÙÓþ°æÖ÷ (Ö°Òµ×÷¼Ò)

Сľ³æ¹éÒþ´«µÀÊ¿

LZºÃÏñ·­ÒëµÄ²»Ì«¶Ô·£¬ÓÐÒ»µãÊÇÈ·¶¨µÄ£ºÖ¦¾§ÒªÑÓ×ÅÆ«Îö³Ì¶ÈСµÄ²¿Î»Éú³¤¡£
·ò¾ý×ÓÖ®ÐУ¬¾²ÒÔÐÞÉí£¬¼óÒÔÑøµÂ£¬·Çµ­²´ÎÞÒÔÃ÷Ö¾£¬·ÇÄþ¾²ÎÞÒÔÖÂÔ¶¡£
5Â¥2007-06-29 02:05:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸085802 323·ÖÇóµ÷¼Á +12 drizzle_9 2026-04-12 13/650 2026-04-13 01:15 by ÐÒÃâ ..
[¿¼ÑÐ] 268·Ö085602»¯Ñ§¹¤³Ìµ÷¼Á +31 ÔÂÕÕ»¨ÁÖ¡£ 2026-04-09 31/1550 2026-04-12 23:37 by ѧzh
[¿¼ÑÐ] ʳƷÓëÓªÑø£¨0955£©271Çóµ÷¼Á +7 Éý¸ñ°¢´ï 2026-04-12 7/350 2026-04-12 22:56 by yuyin1233
[¿¼ÑÐ] 211±¾¿Æ²ÄÁÏ»¯¹¤Çóµ÷¼Á +16 YHLAH 2026-04-11 19/950 2026-04-12 22:43 by kyle12138
[¿¼ÑÐ] 272·Ö²ÄÁÏ×ÓÇóµ÷¼Á +40 Loy0361 2026-04-10 52/2600 2026-04-12 19:23 by laoshidan
[¿¼ÑÐ] ÉúÎïѧ308Çóµ÷¼Á +5 ÏàÐűػá¹ââÍòÕ 2026-04-11 5/250 2026-04-12 18:14 by zhouxiaoyu
[¿¼ÑÐ] ҩѧÇóµ÷¼Á +3 RussHu 2026-04-12 4/200 2026-04-12 17:49 by ³ÂƤƤ
[¿¼ÑÐ] 299Çóµ÷¼Á +8 ZVVZ13 2026-04-08 8/400 2026-04-12 00:40 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Çóµ÷¼Á +11 ÔÂ@163.com 2026-04-07 13/650 2026-04-11 22:55 by BruceLiu320
[¿¼ÑÐ] 267Çóµ÷¼Á +8 ÔÙæҲҪ³Ô·¹°¡ 2026-04-09 8/400 2026-04-11 21:42 by cfdbai
[¿¼ÑÐ] 269Çóµ÷¼Á +11 °¡°¡ÎÒÎÒ 2026-04-07 11/550 2026-04-11 16:45 by vgtyfty
[¿¼ÑÐ] 297Çóµ÷¼Á +9 Kwgyz 2026-04-09 9/450 2026-04-11 10:09 by zhq0425
[¿¼ÑÐ] 298Çóµ÷¼Á +9 ¶¤¶£ß˶¬¹Ï 2026-04-07 11/550 2026-04-11 09:35 by zhq0425
[¿¼ÑÐ] 085402ͨÐŹ¤³Ìµ÷¼Á£¬ÓÐ4Ïîѧ¿Æ¾ºÈü¹ú½±£¨µçÈü¹ú¶þ£©£¬Ë¶Ê¿Ñо¿Éúµ÷¼Á×Ô¼öÐÅ¡£ +5 mÓÀo²»vÑÔoÆúm 2026-04-09 5/250 2026-04-11 09:33 by zhq0425
[¿¼ÑÐ] µ÷¼Á »¯Ñ§ 307 +21 73372112 2026-04-09 23/1150 2026-04-10 23:53 by wj165256
[¿¼ÑÐ] 302·ÖÇóµ÷¼Á +9 ·²ÓïÆíÔ¸ 2026-04-08 10/500 2026-04-10 23:26 by 314126402
[¿¼ÑÐ] 282£¬µçÆø¹¤³Ìרҵ£¬Çóµ÷¼Á£¬²»Ìôרҵ +9 jggshjkkm 2026-04-10 9/450 2026-04-10 14:55 by ÄæË®³Ë·ç
[¿¼ÑÐ] 278Çóµ÷¼Á +27 ·¶æÃÄÈ 2026-04-07 31/1550 2026-04-09 20:49 by zhouxiaoyu
[¿¼ÑÐ] µ÷¼Á +19 2261744733 2026-04-08 19/950 2026-04-09 19:11 by vgtyfty
[¿¼ÑÐ] 349ѧ¿Æ»¯Ñ§045106Çóµ÷¼Á£¬»¯Ñ§Àà¶¼¿ÉÒÔ +8 ±£ºÃ¶®¶® 2026-04-08 8/400 2026-04-09 14:03 by xulei3024
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û