2569| 2
|
[求助] DIN 1705-1936 铜成分规范表(中英文) |
点评
谢谢您的DIN标!正在收集DIN标中,尤其是塑胶和五金相关的
| ||
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, 2025-2-21 20:26 , Processed in 0.083199 second(s), 22 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.