²é¿´: 2908  |  »Ø¸´: 7

dafeizei

½û³æ (ÕýʽдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

» ÊÕ¼±¾ÌûµÄÌÔÌùר¼­ÍƼö

﮵ç×ÊÔ´¹²Ïí

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍƼö£¬¶ÔÄúͬÑùÓаïÖú:

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

lder

ľ³æ (ÕýʽдÊÖ)


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
µç×èÂʵ¥Î»Îª¦¸¡¤m(Å·¡¤Ã×)ʱ£¬µç×èÂʵĵ¹Êý³ÆΪµçµ¼ÂʦÃ=1/¦Ñ£¬Æ䵥λΪ S¡¤m-1(Î÷¡¤Ã×-1)¡£Òò´ËÄãµÄµçµ¼ÂÊΪ£º0.002 S¡¤m-1
2Â¥2012-02-20 19:25:31
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dafeizei

½û³æ (ÕýʽдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

3Â¥2012-02-20 19:33:53
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lder

ľ³æ (ÕýʽдÊÖ)


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

dafeizei(½ð±Ò+5): 2012-02-21 20:46:55
´ó¸çÄãÔõô¼ÆËãµÄ£¬
µç×èÂʵļÆË㹫ʽΪ£º¦Ñ=RS/L
¡¡¡¡¦ÑΪµç×èÂÊ¡ª¡ªµ¥Î»¦¸¡¤m
¡¡¡¡SΪºá½ØÃæ»ý¡ª¡ªµ¥Î»©O
¡¡¡¡RΪµç×èÖµ¡ª¡ªµ¥Î»¦¸
¡¡¡¡LΪµ¼Ïߵij¤¶È¡ª¡ªµ¥Î»m
50*10^3¦¸*10^-2m=500¦¸¡¤m.
4Â¥2012-02-20 22:13:18
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ftfxiaoyu

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
dafeizei(½ð±Ò+5): 2012-02-21 20:46:59
lder µÄ½á¹ûÊǶԵģ¬µç×èÂʵ絼ÂʾÍÊÇÕâÑùËãµÄ¡£µ¥Î»»»ËãÔÚ×÷µ¹ÊýµÄʱºòÈÝÒ׳ö´í¡£
5Â¥2012-02-21 18:18:10
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wanghaohust

Í­³æ (³õÈëÎÄ̳)

µ¹Êý¹Øϵ
6Â¥2012-02-22 13:51:08
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ostien

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
4Â¥: Originally posted by lder at 2012-02-20 22:13:18
´ó¸çÄãÔõô¼ÆËãµÄ£¬
µç×èÂʵļÆË㹫ʽΪ£º¦Ñ=RS/L
¡¡¡¡¦ÑΪµç×èÂÊ¡ª¡ªµ¥Î»¦¸¡¤m
¡¡¡¡SΪºá½ØÃæ»ý¡ª¡ªµ¥Î»©O
¡¡¡¡RΪµç×èÖµ¡ª¡ªµ¥Î»¦¸
¡¡¡¡LΪµ¼Ïߵij¤¶È¡ª¡ªµ¥Î»m
50*10^3¦¸*10^-2m=500¦¸¡¤m.

µç×èÂʵļÆË㹫ʽӦ¸ÃΪ£º¦Ñ=RL/S°É£¡
7Â¥2015-03-01 08:39:26
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄäÃû

Óû§×¢Ïú (СÓÐÃûÆø)

±¾Ìû½öÂ¥Ö÷¿É¼û
8Â¥2015-04-20 10:12:14
ÒÑÔÄ   ÉêÇëFPI   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³
Ïà¹Ø°æ¿éÌøת ÎÒÒª¶©ÔÄÂ¥Ö÷ dafeizei µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍƼö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[½Ìʦ֮¼Ò] ¹ØÓÚ2023µÄÊÕÈë +13 СÁúϺ2008 2024-06-10 13/650 2024-06-10 21:44 by iamliukui
[½Ìʦ֮¼Ò] ¸±½ÌÊÚÌø²Û +20 €Ðì·ïÄê 2024-06-07 21/1050 2024-06-10 20:49 by feng6531
[¹«Åɳö¹ú] ¹«ÅɳöȥҪ׼±¸¶àÉÙÇ®£¿ +6 Ìì¿ÕÖ®¹â 2024-06-06 7/350 2024-06-10 18:06 by Ìì¿ÕÖ®¹â
[¸ß·Ö×Ó] ¶®µÄ¶¼À´ËµËµ¿´£¬ÕâÊÇɶÇé¿ö°¡ +5 ÖйúѧԺ 2024-06-04 6/300 2024-06-10 17:05 by ½£¿Í
[Óлú½»Á÷] ÐýÕôÇë½Ì +4 °ì¹«ÊÒÃþÓã 2024-06-09 6/300 2024-06-10 15:21 by CSUÐÛ
[»ù½ðÉêÇë] ¶×Ò»¸ö6ÔÂ7ºÅ½­ËÕÊ¡Çà»ù¹«Ê¾ +17 yulb1005 2024-06-06 32/1600 2024-06-10 13:07 by include_love
[˶²©¼ÒÔ°] ÃÔã±ÏÒµ¼¾ +7 ¶À¹ÂÀϹ· 2024-06-04 8/400 2024-06-10 12:07 by Ä®º£Ä®Íõ
[ÂÛÎÄͶ¸å] Éó¸å½»Á÷ +5 huyugan123 2024-06-08 7/350 2024-06-10 10:51 by huyugan123
[½Ìʦ֮¼Ò] ÎÒÃÇѧԺ³£Äêλ¾Ó ¸÷ѧԺ µ¹ÊýµÚ¶þ¡£×¨Òµ³·ÏúµÄ»°£¬ÔÚ±àÕßÓÐʲô²¹³¥£¿ +7 ºÓÎ÷Ò¹ÀÉ 2024-06-09 8/400 2024-06-10 08:31 by zzq770204
[¿¼²©] Ï£ÍûÄÜ25²©Ê¿Èëѧ£¬¿ÉÌáÇ°Ò»Äê×ö¿ÆÑÐÖúÀí +3 ¸É·¹°æС̫Ñô 2024-06-09 7/350 2024-06-10 00:05 by ¸É·¹°æС̫Ñô
[»ù½ðÉêÇë] ¿´µ½´ó¼ÒÒ»Ö±ÔÚ˵´ú±í×÷NC£¬²»Ã÷¾õÀ÷ +23 º²º£2022 2024-06-07 23/1150 2024-06-09 18:55 by hhs666
[»ù½ðÉêÇë] B01»¯Ñ§¿ÚµÄ£¬½ü¼¸ÄêҪʲôÑùµÄÆÀ¼Û²ÅÄÜÉÏ»áѽ£¿ +4 salmon95 2024-06-06 5/250 2024-06-09 09:45 by chem-cai
[Óлú½»Á÷] ϯ·ò¼î·´Ó¦phÃô¸Ð ¿ØÖÆphÔÚ¶àÉÙÄØ£¿ 10+4 ¶Îsy 2024-06-05 5/250 2024-06-08 23:15 by ¶Îsy
[ÂÛÎÄͶ¸å] ±ÏÒµºó·¢ÎÄÕ +5 Prome_Epime 2024-06-06 5/250 2024-06-08 07:11 by therotyonth
[ÂÛÎÄͶ¸å] ÇóÖú£¬ï®µç³ØµÄ3Çø4ÇøÓ¢ÎÄÆÚ¿¯ÇóÖú +7 ½»½çµØµÄÀÁÑòÑò 2024-06-06 7/350 2024-06-08 02:23 by Ã÷Ã÷ÔÚ
[ÂÛÎÄͶ¸å] µç»¯Ñ§Í¶¸å +4 °®°²ãå÷÷ 2024-06-06 14/700 2024-06-06 21:51 by °®°²ãå÷÷
[ÂÛÎÄͶ¸å] ÂÛÎÄ´óÐÞÓïÑÔÎÊÌâ +6 ayyjy 2024-06-05 7/350 2024-06-06 16:19 by p-cloud
[ÂÛÎÄͶ¸å] ²»ÒªÍ¶Õâ¸öÔÓÖ¾Journal of materials science +5 µ°µ°198956 2024-06-04 5/250 2024-06-05 18:18 by nandi2212
[»ù½ðÉêÇë] E¿ÚYQ´ð±ç +3 firepick 2024-06-05 3/150 2024-06-05 17:12 by kaka198888
[Óлú½»Á÷] ÇóÖ¸µãÕâÒ»²½·´Ó¦ÈçºÎʵÏÖ 50+4 35ghjs 2024-06-04 12/600 2024-06-05 10:51 by 35ghjs
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û