|
785| 0
|
GB-T+2650-2008+焊接接头冲击试验方法.pdf |
| ||
小黑屋|手机版|Archiver|机械社区 ( 京ICP备10217105号-1，京ICP证050210号，浙公网安备33038202004372号 )
GMT+8, 2024-11-28 00:39 , Processed in 0.055120 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.
发表于 2008-8-22 17:15:08
