1607| 4
|
普通外螺纹小径,标准中没有具体规定,我是这样理解的: |
| ||
Archiver|手机版|小黑屋|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2025-6-17 12:38 , Processed in 0.064138 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.