961| 0
|
GB-T 15825.5-1995 金属薄板成形性能与试验方法 弯曲试验.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 00:54 , Processed in 0.053733 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.