2963| 1
|
ASTM A572对应中国标准哪种型号板材? |
Re: ASTM A572对应中国标准哪种型号板材?
| ||
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, 2025-5-4 19:45 , Processed in 0.060614 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.