楼主: feng19929292
|
皮带输送机承载托辊的设计 |
点评
听听外协的意见,专业厂见的多
| ||
| ||
| ||
| ||
小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-12-19 07:49 , Processed in 0.051201 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.