1261| 1
|
美国石油协会标准-套管, 油管,线管螺纹的衡量与检查en |
| ||
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, 2025-8-11 16:13 , Processed in 0.079579 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.