樓主: 周震
|
摩擦系數(shù)~發(fā)泡件和不銹鋼板 |
點評
具體你根據(jù)實情定,我只表達個意思哈。
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
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, 2024-10-31 13:17 , Processed in 0.060301 second(s), 20 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.