9623| 6
|
機(jī)械設(shè)計銷孔的深度,有國家標(biāo)準(zhǔn)么嗎? |
| ||
| |
| ||
| ||
| ||
評分
| ||||||||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2024-9-22 12:33 , Processed in 0.054015 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.