3827| 3
|
鐵基材料增加潤滑性能,,可以加二硫化鉬或增加注油工序嗎 |
| ||
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, 2025-1-15 18:38 , Processed in 0.052222 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.