![]() |
管子與管子之間如何保證水流的氣密性 |
點評
怎么插,大頭插小頭? 怎樣的頭部設(shè)計?
| ||
| ||
Archiver|手機(jī)版|小黑屋|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, 2025-7-4 17:46 , Processed in 0.073853 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.