2050| 2
|
絲桿升降機傳動的普通速比,、總效率是什么意思 |
| ||
相關帖子 |
||
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, 2025-2-11 08:45 , Processed in 0.056375 second(s), 18 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.