樓主: 王樹大
|
科普帖:擠壓絲錐的運(yùn)用及擴(kuò)展運(yùn)用 |
| ||
點(diǎn)評(píng)
當(dāng)然要,否則擠壓絲錐還是會(huì)磨損的很明顯的,。
| ||
| ||
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, 2025-1-17 00:06 , Processed in 0.057498 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.