1964| 1
|
管螺紋尺寸對照.pdf |
| ||
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, 2025-1-1 18:32 , Processed in 0.050202 second(s), 18 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.