7306| 5
|
304不銹鋼熱膨脹系數在低溫收縮(0°C以下)是否適用�,。� |
| ||
| ||
點評
no problem
| ||
小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,,浙公網安備33038202004372號 )
GMT+8, 2025-2-12 23:43 , Processed in 0.050156 second(s), 18 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.