2053| 0
|
分享标准:GB/T 16709-1996 真空技术 管路配件 装配尺寸 |
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, 2025-7-10 14:59 , Processed in 0.062721 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.