1767| 1
|
Cr12mv钢板做耐磨材料,表面怎么处理,一般调质和表面淬火到多少? |
| ||
小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-11-30 01:01 , Processed in 0.048318 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.