7220| 11
|
這個(gè)產(chǎn)品是怎么生產(chǎn)的 ?都有些什么工序?用到什么機(jī)械?請(qǐng)教 |
點(diǎn)評(píng)
木有折彎哦
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
Archiver|手機(jī)版|小黑屋|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, 2025-7-7 18:20 , Processed in 0.119069 second(s), 23 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.