2848| 5
|
请教内孔刀,用40cr钢车8mm的内孔,长度40mm |
| ||
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, 2024-11-11 19:53 , Processed in 0.054639 second(s), 22 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.