7990| 22
|
折彎外角怎么能達(dá)到最小 |
| ||
| ||
點(diǎn)評(píng)
對(duì)方要求是外角
| ||
| ||
| ||
| ||
| ||
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, 2025-1-6 16:29 , Processed in 0.053107 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.