4211| 5
|
304不銹鋼要求表面粗糙度0.4怎么加工 |
點(diǎn)評(píng)
DB-DB-11A.04.23-A
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
GMT+8, 2024-9-22 21:34 , Processed in 0.144661 second(s), 23 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.