6906| 1
|
HG/T 20592-20635-2009(钢制管法兰、垫片和紧固件) |
评分 | ||
手机版|小黑屋|机械村
( 渝ICP备17010994号-1|渝公网安备50022702001048号 )
GMT+8, 2025-4-20 20:04 , Processed in 0.022320 second(s), 4 queries , Gzip On, Redis On.
Powered by 机械村
Copyright © 2012- Jixiecun.com