4061| 2
|
同步帶包裹同步輪一般要包裹多少個(gè)齒或者占周長(zhǎng)的幾分之幾的問(wèn)題 |
| ||
| ||
| ||
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, 2025-3-1 04:14 , Processed in 0.055616 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.