3503| 1
|
非金属材料如聚四氟、聚氨酯、尼龙等材料如何保证加工公差? |
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, 2024-12-23 17:09 , Processed in 0.057635 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.