5492| 11
|
直槽钻阶梯处经常粘屑怎么办? |
| ||
点评
内冷压力一般3Mpa吧。
| ||
| ||
| |
| ||
| |
| ||
| |
| |
小黑屋|手机版|Archiver|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2025-2-23 12:53 , Processed in 0.059275 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.