![]() |
接頭區(qū)別,,且看由此引發(fā)的大爭論,! |
| ||
| ||
| ||
點評
平面密封已經(jīng)基本被淘汰了,。密封效果區(qū)別很大。
| ||
| ||
| ||
小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2025-2-24 13:26 , Processed in 0.077861 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.