樓主: 動靜之機
|
帶鋸切斷面特征紋路成因 ---- 證實 |
| ||
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, 2025-1-9 01:11 , Processed in 0.056220 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.