2917| 7
|
尋找耐磨耐沖擊導熱好的材料 |
| |
| |
點評
高比重鎢合金
| ||
| ||
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, 2025-2-22 05:11 , Processed in 0.059302 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.