Znn3bq.jpeg
²é¿´: 3194  |  »Ø¸´: 42
¡¾½±Àø¡¿ ±¾Ìû±»ÆÀ¼Û37´Î£¬×÷ÕßÃÎÇ£×ÏÔµÔö¼Ó½ð±Ò 28.2 ¸ö

ÃÎÇ£×ÏÔµ

½ð³æ (СÓÐÃûÆø)


[×ÊÔ´] GB 50457-2008Ò½Ò©½à¾»³§·¿Éè¼Æ¹æ·¶

GB 50457-2008Ò½Ò©½à¾»³§·¿Éè¼Æ¹æ·¶
»Ø¸´´ËÂ¥

» ±¾Ìû¸½¼þ×ÊÔ´Áбí

  • »¶Ó­¼à¶½ºÍ·´À¡£ºÐ¡Ä¾³æ½öÌṩ½»Á÷ƽ̨£¬²»¶Ô¸ÃÄÚÈݸºÔð¡£
    ±¾ÄÚÈÝÓÉÓû§×ÔÖ÷·¢²¼£¬Èç¹ûÆäÄÚÈÝÉæ¼°µ½ÖªÊ¶²úȨÎÊÌ⣬ÆäÔðÈÎÔÚÓÚÓû§±¾ÈË£¬Èç¶Ô°æÈ¨ÓÐÒìÒ飬ÇëÁªÏµÓÊÏ䣺xiaomuchong@tal.com
  • ¸½¼þ 1 : GB 50457-2008 Ò½Ò©¹¤Òµ½à¾»³§·¿Éè¼Æ¹æ·¶.pdf
  • 2012-03-07 13:40:58, 9.5 M

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

Íò¾í¸ó Éú»îŒ?ÓÃ

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
»ØÌûÖö¥ ( ¹²ÓÐ1¸ö )

lwiyu

гæ (³õÈëÎÄ̳)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

·Ç³£¸Ðл¥Ö÷£¬Ð»Ð»£¬ÎÒÒªµÄ×ÊÁÏÖÕÓڵȵ½ÁË£¡
9Â¥2012-07-23 12:02:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

1919lqch

гæ (³õÈëÎÄ̳)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

ÕýÊÇÐèÒªµÄ£¬Ð»Ð»
8Â¥2012-07-21 22:45:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lion005002

гæ (³õÈëÎÄ̳)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

Õâ¸ö±ØÐë¸Ðл°¡£¡
10Â¥2012-09-25 10:41:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zyq20122012

гæ (³õÈëÎÄ̳)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

ÒѾ­ÓÐÁË
11Â¥2013-04-25 13:55:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

sdjnok

гæ (³õÈëÎÄ̳)


¶«¶«ºÜºÃ£¬ÎÒÕýÐèÒªÁ˽⣬л
19Â¥2014-11-17 15:23:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ch3cl3

гæ (³õÈëÎÄ̳)


ÕæºÃÐèÒª£¬Ð»Ð»·ÖÏí
21Â¥2014-12-20 10:18:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hucuixia816

гæ (³õÈëÎÄ̳)


Ëͺ컨һ¶ä
§Ý§Ý
35Â¥2016-12-01 14:36:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

cwf2011

½ð³æ (СÓÐÃûÆø)


37Â¥2017-03-03 00:27:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¼òµ¥»Ø¸´
banjunfeng2Â¥
2012-03-11 12:01   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
6701263973Â¥
2012-03-11 19:48   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
davidrowe4Â¥
2012-04-01 15:27   »Ø¸´  
Ò»°ã  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
2012-04-09 16:49   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ymhzl04136Â¥
2012-04-10 08:15   »Ø¸´  
ÈýÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wlqzll7Â¥
2012-05-05 15:02   »Ø¸´  
ÈýÐÇºÃÆÀ  
zyq2012201212Â¥
2013-04-25 13:55   »Ø¸´  
guoxq197213Â¥
2013-12-11 23:03   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
½­ºþЦ14Â¥
2014-01-06 16:56   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
llw66615Â¥
2014-07-11 23:48   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
lushuimu16Â¥
2014-08-12 16:11   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
lllzx0417Â¥
2014-09-04 09:22   »Ø¸´  
ÈýÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
patrickwyb18Â¥
2014-11-17 13:42   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ch3cl320Â¥
2014-12-20 10:17   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
a407282023022Â¥
2014-12-20 14:41   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
lpp01023Â¥
2014-12-20 19:22   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
he2013-ch24Â¥
2014-12-21 18:28   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
tudouÁá25Â¥
2015-04-30 14:39   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
PolarisMa26Â¥
2015-06-19 18:30   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
À϶¡127Â¥
2015-08-03 09:25   »Ø¸´  
ÎåÐÇºÃÆÀ  
ÍõС˶28Â¥
2016-03-22 11:08   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
2016-03-22 13:14   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
qq39273294230Â¥
2016-06-23 22:03   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xulingyi121231Â¥
2016-06-27 14:49   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
fly2008200832Â¥
2016-10-11 14:20   »Ø¸´  
ÈýÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xuxiao6433Â¥
2016-11-28 11:34   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
hucuixia81634Â¥
2016-12-01 14:36   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
2017-02-21 08:53   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
fmhwan200038Â¥
2017-03-08 14:30   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
-Drake-39Â¥
2017-03-12 14:03   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
Sallyyyl40Â¥
2017-04-06 11:14   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ÁËϦ41Â¥
2019-05-21 17:06   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wrz37947414242Â¥
2020-09-04 14:57   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
zhaobinroc43Â¥
2021-01-11 13:45   »Ø¸´  
ÈýÐÇºÃÆÀ  
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ÃÎÇ£×ÏÔµ µÄÖ÷Ìâ¸üÐÂ
¡î ÎÞÐǼ¶ ¡ï Ò»ÐǼ¶ ¡ï¡ï¡ï ÈýÐǼ¶ ¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 293µ÷¼Á +22 yj1221 2026-04-08 23/1150 2026-04-09 21:15 by wutongshun
[¿¼ÑÐ] 296Çóµ÷¼Á +5 Íô£¡£¿£¡ 2026-04-09 5/250 2026-04-09 17:47 by ÄûÃʲ»Ëázy
[¿¼ÑÐ] Çóµ÷¼ÁÏ£Íû»¹ÊÇÏ£ÍûÔÚɽºÓËÄÊ¡¸½½ü +3 ¿ìÀÖµÄС°×¸ë 2026-04-05 3/150 2026-04-09 17:36 by wp06
[ÂÛÎÄͶ¸å] ÇóÖúÎÄÏ×Ô­ÎÄ 10+3 18500821399 2026-04-08 3/150 2026-04-09 16:56 by ±±¾©À³ÒðÈóÉ«
[˶²©¼ÒÔ°] ÓÐûÓÐѧУ²ÄÁÏרҵÊÕ¿çµ÷(Ò»Ö¾Ô¸085410) +5 momo(Éϰ¶°æ) 2026-04-06 8/400 2026-04-09 15:07 by onlyÖÜ
[¿¼ÑÐ] 22408 270·Ö +9 sanjin020722 2026-04-08 10/500 2026-04-09 14:11 by Ê«Óë×ÔÓÉ
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +14 Ò»ÑùYWY 2026-04-06 14/700 2026-04-08 23:00 by Öí»á·É
[¿¼ÑÐ] »·¾³×¨Ë¶µ÷¼Á +15 »á˵»°µÄÖâ×Ó 2026-04-06 15/750 2026-04-08 18:56 by »·»¯²Ä-СÉú
[¿¼ÑÐ] 280Çóµ÷¼Á +9 Àîrien 2026-04-04 9/450 2026-04-08 13:20 by lijunpoly
[¿¼ÑÐ] 263·ÖBÇøÇóµ÷¼Á +6 Àînihao 2026-04-08 6/300 2026-04-08 09:38 by ÄÏ¿ªÐ¡ôë
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +13 ºº123456 2026-04-07 14/700 2026-04-07 22:53 by À´¿´Á÷ÐÇÓê10
[¿¼ÑÐ] 0854µç×ÓÐÅÏ¢319Çóµ÷¼Á£¨½ÓÊÜ¿çרҵµ÷¼Á£© +5 ÐÇÐDz»Õ£ÑÛà¶ 2026-04-05 6/300 2026-04-07 22:16 by hemengdong
[¿¼ÑÐ] 071000ÉúÎïѧ£¬Ò»Ö¾Ô¸ÉîÛÚ´óѧ296·Ö£¬Çóµ÷¼Á +12 TIckLw 2026-04-06 13/650 2026-04-07 20:34 by lijunpoly
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á +18 Ò»ÑùYWY 2026-04-05 18/900 2026-04-07 15:49 by dxlg
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +11 Ò»ÑùYWY 2026-04-07 11/550 2026-04-07 15:13 by shdgaomin
[¿¼ÑÐ] Èí¹¤Ñ§Ë¶299Çóµ÷¼Á +6 useryy 2026-04-07 6/300 2026-04-07 09:50 by vgtyfty
[¿¼ÑÐ] ÉúÎïѧѧ˶Çóµ÷¼Á£º351·ÖÒ»Ö¾Ô¸ÄϾ©Ê¦·¶´óѧÉúÎïѧרҵ +6 ¡­¡«¡¢Íõ¡­¡« 2026-04-06 7/350 2026-04-06 18:54 by macy2011
[¿¼ÑÐ] 377Çóµ÷¼Á +6 by.ovo 2026-04-05 6/300 2026-04-05 22:18 by dongzh2009
[¿¼ÑÐ] 308Çóµ÷¼Á +4 maverick^_^ 2026-04-03 4/200 2026-04-05 19:08 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Çóµ÷¼Á +8 akdhjs 2026-04-03 8/400 2026-04-03 18:17 by ´÷άING
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û