樓主: 轉(zhuǎn)動的齒輪
|
現(xiàn)在的設(shè)備都定型了,還要機械設(shè)計干什么? |
| ||
| ||
小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2024-11-7 18:30 , Processed in 0.049494 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.