Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1074  |  »Ø¸´: 2

ºìϼÂúÌì

Òø³æ (СÓÐÃûÆø)

[ÇóÖú] ¼ÆËã¹ÜµÀÄÚ¾¶

ÎÒÃÇÔÚ×öõ¥»¯·ÖˮʵÑé·Å´óʱ£¬Ïë¼ÆËãÒ»ÏÂËùÐèµÄ¹ÜµÀÄÚ¾¶£¬Õâ¸öÖÊÁ¿Á÷Á¿Êý¾ÝÊÇÔõôµÃµ½µÄѽ£¿°´ÕÕСʵÑé·Å´óµÄÊý¾Ý¿ÉÒÔÂð£¿ÁíÍâÁ÷ËÙÊǰ´ÕÕ¹ÀËãÀ´µÃÂð£¿Çë¸÷λָµãһϹþ£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

whitepig

Òø³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
scu2020: ½ð±Ò+1, ¸ÐлӦÖú£¬³£À´¹¤ÒÕ¼¼Êõ°æ£¬²»¹ýÃ²ËÆÓеãС 2013-05-13 22:43:10
ºìϼÂúÌì: ½ð±Ò+5 2013-05-29 15:50:44
gravity flow
It is often used 0.1~0.5 m//s velocity in pipe for engineering practice.
2Â¥2013-05-13 09:42:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

moxing

Í­³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
scu2020: ½ð±Ò+1, ¸ÐлӦÖú£¬³£À´¹¤ÒÕ¼¼Êõ°æ 2013-05-13 22:42:49
СʵÑéÎÒµ½Ê±Ã»ÓÐÈ¥½Ó´¥£¬ÎÒÏÖÔÚÔÚŪµÄÊÇÏÖ³¡Éú²úµÄ¹ÜµÀ£¬»ù±¾ÉÏÎÒÃÇÏÖÔÚÈôÊÇûÓнøÐÐÏÖ³¡µÄ²âÊÔµÄʱºò¶¼ÊÇÒÔ1.5m/s~2.0m/sµÄÁ÷ËÙ½øÐмÆËãµÄ£¬ÔÚͨ¹ýU=Q/(0.002826*d*d)·´ÍƾͿÉÒԵõ½¹ÜµÀÄÚ¾¶ÁË¡£
ÏàÐÅ×Ô¼ºÒ»Çж¼ÓпÉÄÜ
3Â¥2013-05-13 16:43:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ºìϼÂúÌì µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 302·ÖÇóµ÷¼Á +3 ·²ÓïÆíÔ¸ 2026-04-08 4/200 2026-04-08 14:24 by zhq0425
[¿¼ÑÐ] »¯Ñ§µ÷¼ÁÇóÖú +11 LULONG1 2026-04-03 13/650 2026-04-08 13:15 by ŬÁ¦ÏòÉÏ£¬²»¶ÏÅ
[¿¼ÑÐ] ²ÄÁϹ¤³Ì322 +15 ¹þ¹þ¹þºðºðºð¹þ 2026-04-07 16/800 2026-04-08 11:20 by lijunpoly
[¿¼ÑÐ] 298Çóµ÷¼Á +6 ¶¤¶£ß˶¬¹Ï 2026-04-07 8/400 2026-04-08 10:51 by ÖзÉÔº¿Õ¹ÜѧԺÑ
[¿¼ÑÐ] ¼ÆËã»ú11408 287 Çóµ÷¼Á +3 LiLe5 2026-04-07 3/150 2026-04-07 23:15 by shanqishi
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á +18 Ò»ÑùYWY 2026-04-05 18/900 2026-04-07 15:49 by dxlg
[¿¼ÑÐ] 085404 293Çóµ÷¼Á +8 ÓÂÔ¶¿â°®314 2026-04-06 9/450 2026-04-07 13:05 by flydream1314
[¿¼ÑÐ] 372·Ö²ÄÁÏÓ뻯¹¤£¨085600£©Ó¢¶þÊý¶þÇóµ÷¼Á +4 À¶¼ãƬ 2026-04-06 4/200 2026-04-07 12:30 by dongzh2009
[¿¼ÑÐ] 307Çóµ÷¼Á +3 ËùÄî¼°ËùÍû 2026-04-06 3/150 2026-04-06 17:30 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§Ñ§Ë¶£¬310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +13 ŬÁ¦·Ü¶·112 2026-04-04 13/650 2026-04-06 07:13 by jj987
[¿¼ÑÐ] ²ÄÁÏר˶(0856) 339·ÖÇóµ÷¼Á +10 ¹þ¹þ¹þ¶ì¹þ¹þ¹þ 2026-04-04 10/500 2026-04-05 18:51 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 08ר˶275µ÷¼Á +5 AaAa7420 2026-04-05 5/250 2026-04-05 18:01 by jkddd
[¿¼ÑÐ] Ò»Ö¾Ô¸Ö£´ó0705Çóµ÷¼Á +3 éÙʮһ 2026-04-02 4/200 2026-04-05 00:05 by chongya
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤306·ÖÕÒµ÷¼Á +12 ²×º£ÇáÖÛe 2026-04-03 13/650 2026-04-04 23:45 by lqwchd
[¿¼ÑÐ] 301Çóµ÷¼Á +18 ÂæÍÕÄÐÈË 2026-04-02 18/900 2026-04-04 20:33 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 324Çóµ÷¼Á +14 ÏëÉÏѧÇóµ÷ 2026-04-02 15/750 2026-04-04 20:31 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 298Çóµ÷¼Á +5 zzz£¬£¬r 2026-04-02 8/400 2026-04-04 19:55 by À¶ÔÆË¼Óê
[¿¼ÑÐ] µ÷¼Á0855-288 +5 xÐܶþa 2026-04-03 5/250 2026-04-04 00:19 by Öí»á·É
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 Draa 2026-04-03 3/150 2026-04-03 17:37 by hgwz7468
[¿¼ÑÐ] 266·Ö£¬Ò»Ö¾Ô¸µçÆø¹¤³Ì£¬±¾¿Æ²ÄÁÏ£¬Çó²ÄÁÏרҵµ÷¼Á +9 ÍÛºôºßºôºß 2026-04-02 9/450 2026-04-03 12:05 by 1753564080
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û