1763| 0
|
求助:有個注塑的產(chǎn)塑料產(chǎn)品上面一欄標M20,,類似產(chǎn)品標M20+p/2,二者有何差異,? |
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, 2025-2-27 17:07 , Processed in 0.066862 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.