6709| 22
|
要在圓孔9.5的中心沖一個(gè)四方孔,用什么材料做沖頭,? |
| ||
| ||
| ||
| ||
點(diǎn)評(píng)
就這材料能搞幾次,?
| ||
| ||
| ||
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, 2025-2-13 14:33 , Processed in 0.049435 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.