1168| 1
|
美國石油協(xié)會標(biāo)準(zhǔn)-套管,, 油管,線管螺紋的衡量與檢查en |
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2025-2-13 02:08 , Processed in 0.063581 second(s), 20 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.