3559| 5
|
外徑180,,壁厚5的錫青銅襯套壓入外套(45#)中,采用幾級配合? |
| ||
| ||
| ||
小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,浙公網安備33038202004372號 )
GMT+8, 2025-4-25 15:21 , Processed in 0.060368 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.