- GB 31619-2014 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷÌí¼Ó¼Á ¾öÃ÷½º (407.83K)
- GB 19300-2014 ʳƷ°²È«¹ú¼Ò±ê×¼ ¼á¹ûÓë×ÑÀàʳƷ (266.50K)
- CCAA 0019-2014 ʳƷ°²È«¹ÜÀíÌåϵ ·½±ãʳƷÉú²úÆóÒµÒªÇó (187.22K)
- GB 29922-2013 ʳƷ°²È«¹ú¼Ò±ê×¼ ÌØÊâҽѧÓÃ;Å䷽ʳƷͨÔò (452.72K)
- GB 29921-2013 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷÖÐÖ²¡¾úÏÞÁ¿ (166.59K)
- GB 2763-2012 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷÖÐÅ©Ò©×î´ó²ÐÁôÏÞÁ¿ (533.54K)
- GB 28050-2011 ʳƷ°²È«¹ú¼Ò±ê×¼ Ô¤°üװʳƷӪÑø±êǩͨÔò (228.30K)
- GB 26687-2011 ʳƷ°²È«¹ú¼Ò±ê×¼ ¸´ÅäʳƷÌí¼Ó¼ÁͨÔò (211.37K)
- GB/T 27320-2010 ʳƷ·À»¤¼Æ»®¼°ÆäÓ¦ÓÃÖ¸ÄÏ Ê³Æ·Éú²úÆóÒµ (1.97M)
- NY/T 1407-2007 ÂÌɫʳƷ ËÙ¶³Ô¤°ü×°ÃæÃ×ʳƷ (216.20K)
- GB 1886.309-2020 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷÌí¼Ó¼Á ÔåÀ¶ (277.47KB)
- GB 22216-2020 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷÌí¼Ó¼Á ¹ýÑõ»¯Çâ (669.16KB)
- GB 29201-2020 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷÌí¼Ó¼Á °±Ë®¼°Òº°± (335.21KB)
- GB 12456-2021 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷÖÐ×ÜËáµÄ²â¶¨ (471.52KB)
- 1-¡¶Ê³Æ·°²È«¹ú¼Ò±ê×¼ ʳƷÌí¼Ó¼Á »¨ÉúÒº졷£¨Õ÷ÇóÒâ¼û¸å£© (298.41K)
- BJS 201901 ʳƷÖжþ¼×Ë«ëҵȷÇʳƷÓû¯Ñ§ÎïÖʵIJⶨ (1.18M)
- SN£¯T 4602-2016 ½ø³ö¿ÚʳƷרҵͨÓü¼ÊõÒªÇó ʳƷµÄ·ÖÀà (25.57M)
- GB 5009.270-2016 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷÖм¡´¼µÄ²â¶¨ (318.94K)
- GB 5009.275-2016 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷÖÐÅðËáµÄ²â¶¨ (211.59K)
- GB 4789.1-2016 ʳƷ°²È«¹ú¼Ò±ê×¼ ʳƷ΢ÉúÎïѧ¼ìÑé ×ÜÔò (238.66K)
λÖ㺹¤°Ù¿Æ > ¹¤³Ìʦ±Ø±¸ÍøÕ¾
¹²ÓÐ "cadʳƷ" Ïà¹Ø×ÊÔ´ 71000 Ìõ
ÈÈÃűêÇ©
cadʳƷȫ²£Á§Ä»Ç½
³É±¾²âËã
Ï´Ò»ú
¼àÀí·½°¸
ÂÁºÏ½ðÃÅ´°°²×°Í¼
Ò©Î﹤³§
ÏîÄ¿×ܽá
¾¯Ê¾µÆ
ÇÇľ
»ý·ÅÁ´
ÓýÃ繤³§
ÅçÍ¿»ú
Çá¸ÖÓêÅï
³£¼ûÒÉÄÑÎÊÌâ
Æû³µ¹¤³Ì
µØÃæÊ©¹¤·½°¸
¹ÜµÀ¼õÕð
GBT5031
ÅäµçÏä°²×°¼¼Êõ½»µ×
»ìÄýÍÁËðÉË
ºäÕ¨»ú
¾ÆµêЧ¹ûÊ©¹¤
»úеÉè¼ÆÊÖ²á5
×°Å乤λ
ºÚÁú½
ÐýÅç×¢½¬
GBT1800
Ó͵Æ
¼×±½¹Þ
ѧÉúËÞÉáÊ©¹¤×éÖ¯Éè¼Æ
ËþʽÆðÖØ»ú»Øת»ú¹¹
½¬Òº±Ã
²ÊÉ«Á¤Çà
µ²ÑÌ´¹±Ú
ÏõËáÒø
ÄÁ²Ý
ľÁÏ
ºèÒµ9.0
GB£¯T228
»¬·§
»¯¹¤É豸ͼÑù¼¼ÊõÒªÇó
ÁÙµçÊ©¹¤
GB50333
±ä¸ü֪ͨµ¥
Âë¶â»ú»úеÊÖ
±ê×¼³ÝÂÖ¿â
°±ÖÆÀä
º¸½ÓÊÖ
È«Õ¾ÒÇ
·ç»úÑù±¾
¹ÜµÀÖ§µõ¼Ü¼ÆËã
ÐÇ×ù
ÅçÍ¿»úÆ÷ÈË»ú
±ßÆÂê¸Ë
JGJ59-2011
¶È¼Ù
ÆðÖØ CAD
ÈÕÕÕ·ÖÎö
¹ÜµÀÖ§¼ÜÖØÁ¿¼ÆËã
³£¹æµº
×ÊÁÏÍƼö