![]() |
材質(zhì)40Cr的鋼板的上下面要求加工到Ra0.8,需要多少工時(shí)? |
點(diǎn)評(píng)
有這么快嗎?
| ||
| ||
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, 2025-5-6 11:38 , Processed in 0.050325 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.