±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1659  |  »Ø¸´: 8
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

wanggang2148

Ìú³æ (СÓÐÃûÆø)

[ÇóÖú] ÂÁºÏ½ð·ÛÄ©ÈȵȾ²Ñ¹³ÉÐÎ ÒÑÓÐ3È˲ÎÓë

¸÷λ³æÓÑ£¬ÂÁºÏ½ð·ÛÄ©¾­¹ý¸ßΣ¨590¶È£©ÈȵȾ²Ñ¹ÉսᣬÇü·þÇ¿¶ÈÉý¸ßÁË£¬¶ø¿¹À­Ç¿¶ÈÃûÓÅÃ÷ÏԱ仯£¬ÕâÊÇʲôԭÒòÄØ£¬ÎÒÏëÁ˰ëÌìûÏëÃ÷°×£¬¿ÒÇë¸øÎ»³æÓѽâÊÍÒ»ÏÂ
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

peterflyer

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

peterflyer


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Â¥Ö÷ÕâÓ¦¸ÃÊÇºÍÆÕͨÉÕ½áÖÆÆ·µÄÐÔÄÜÏà±ÈµÄ¡£ÕâÓÐÎÞ¿ÉÄÜÊÇÈȵȾ²Ñ¹µÄ¸ßθßѹϽðÊô·ÛÄ©Å÷Ìå¾­ÀúÁËÑÏÖØµÄËÜÐαäÐΣ¬²ÄÁÏÄÚ²¿´æÔÚÇ¿ÁҵıäÐÎÖ¯¹¹ºÍ²ÐÁôÒ»¶¨µÄ¼Ó¹¤Ó²»¯ÏÖÏóËùÖµÄÄØ£¿
8Â¥2015-10-06 17:25:20
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 9 ¸ö»Ø´ð

haifeng1988

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

ºÍÄÇÖÖÌõ¼þ±È½ÏÌá¸ßÁË£¿

·¢×ÔСľ³æIOS¿Í»§¶Ë
2Â¥2015-10-05 22:13:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zbhwel

ר¼Ò¹ËÎÊ (ÖªÃû×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÂÁºÏ½ð·ÛÄ©¾­¹ý¸ßΣ¨590¶È£©ÈȵȾ²Ñ¹ÉÕ½áºó¾§Á£±È½ÏϸС£¬ÕâÊÇϸ¾§Ç¿»¯ËùÖ¡¢
¸ù¾Ý Hall-Petch ¹«Ê½
            ¦Ò= ¦Ò0 + Kd^(-1/2)
¦ÒÊÇÇü·þÇ¿¶È£¬MPa£»
¦Ò0Êǵ¥¾§µÄÇü·þÇ¿¶È£¬MPa£»
d Ϊ¾§Á£´óС£»
¼´£¬¾§Á£Ô½Ï¸Ð¡£¬Çü·þÇ¿¶ÈËæÖ®Ôö¼Ó¡£
Ö÷Òª´ÓÊÂÏ¡ÓнðÊôîѺϽð¡¢îãîê¼°ÆäºÏ½ð£¬îëÇàÍ­²ÄÁϼ°¹Ü°ôÏß²ÄËÜÐÔ¼Ó¹¤¼¼ÊõÑо¿ÓëÉú²ú¡£
3Â¥2015-10-05 22:37:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wanggang2148

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by haifeng1988 at 2015-10-05 22:13:08
ºÍÄÇÖÖÌõ¼þ±È½ÏÌá¸ßÁË£¿

ºÍµÍÎÂÈȵȾ²Ñ¹490¶ÈÏà±È£¬²»ÖªÊǺÎÖÖÔ­Òò

·¢×ÔСľ³æIOS¿Í»§¶Ë
4Â¥2015-10-06 09:20:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ¿¼Ñе÷¼Á +11 СsunÒªºÃÔË 2026-04-04 11/550 2026-04-05 08:02 by qlm5820
[¿¼ÑÐ] 311·Ö 22408 Çóµ÷¼Á +3 bing_bot 2026-04-03 3/150 2026-04-05 00:43 by chongya
[¿¼ÑÐ] 306·Ö²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +6 Àè°ÉÀ²À²ÄãºÜÓÐà 2026-04-03 6/300 2026-04-04 23:59 by ¹û¶³´óÍõ
[¿¼ÑÐ] 344²ÄÁÏÓ뻯¹¤µ÷¼Á +9 µ÷¼ÁÉϰ¶«^ 2026-04-03 9/450 2026-04-04 23:10 by happyddm
[¿¼ÑÐ] ²ÄÁÏ334Çóµ÷¼Á +15 Eecho# 2026-04-03 15/750 2026-04-04 23:05 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 11408,335·Ö£¬±¾¿Æ211£¬Çóµ÷¼Á£¬¿Éתרҵ +5 öùÀæ´óöùÓã 2026-04-03 5/250 2026-04-04 22:49 by chongya
[¿¼ÑÐ] ¿¼Ñе÷¼Á +6 15615482637 2026-04-04 6/300 2026-04-04 22:43 by yu221
[¿¼ÑÐ] 085600µ÷¼Á +4 1amJJ 2026-04-02 4/200 2026-04-04 21:53 by hemengdong
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +12 Ò»ÑùYWY 2026-04-02 13/650 2026-04-04 20:49 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 085602 ÕÒµ÷¼Á +4 ÄæÊ±Õë¿ìÀÖ 2026-04-02 4/200 2026-04-04 19:32 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 309·Ö085801Çóµ÷¼Á +11 MY_angel 2026-03-31 11/550 2026-04-04 19:11 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Çóµ÷¼Á +3 ffyyu 2026-04-02 3/150 2026-04-04 19:03 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 11408 Ò»Ö¾Ô¸Î÷µç£¬277·ÖÇóµ÷¼Á +4 zhouzhen654 2026-04-03 4/200 2026-04-04 18:10 by Öí»á·É
[¿¼ÑÐ] 288Çóµ÷¼Á Ò»Ö¾Ô¸¹þ¹¤´ó ²ÄÁÏÓ뻯¹¤ +12 ÂåÉñ¸ç¸ç 2026-04-03 12/600 2026-04-04 09:22 by ÓлúСÃñ¹¤
[¿¼ÑÐ] Çó²ÄÁϵ÷¼Á£¬Ò»Ö¾Ô¸Ö£ÖÝ´óѧ289·Ö +15 ˶ÐǸ° 2026-04-03 15/750 2026-04-04 01:01 by userper
[¿¼ÑÐ] 266Çóµ÷¼Á +3 08µçÆø¹¤³Ì 2026-04-03 3/150 2026-04-03 14:05 by 1753564080
[¿¼ÑÐ] 08¹¤¿Æ275·ÖÇóµ÷¼Á +14 AaAa7420 2026-03-31 14/700 2026-04-03 11:13 by cocolv
[ÂÛÎÄͶ¸å] chinese chemical lettersÓ¢ÎİæÍ¶¸åÇóÖú 120+4 Yishengeryi 2026-03-30 6/300 2026-04-02 17:19 by Yishengeryi
[¿¼ÑÐ] 275ѧ˶081000·þ´Óµ÷¼Áµ½ÆäËûרҵ£¬±£²»×¡±¾×¨ÒµÁË +7 һֻССˮţ 2026-04-02 8/400 2026-04-02 14:23 by alice-2022
[Óлú½»Á÷] ¼×»ùÑǻǻÇËáÄÆºÍ¼×»ù»ÇËáõ¥·´Ó¦»úÀí 10+3 kaobao456 2026-03-29 4/200 2026-03-30 23:16 by nBuï®
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û