1789| 2
|
JB 4727-2000 低溫壓力容器用低合金鋼鍛件 |
| ||
JB 4727-2000 低溫壓力容器用低合金鋼鍛件
| ||
小黑屋|手機(jī)版|Archiver|機(jī)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, 2025-1-16 18:53 , Processed in 0.077047 second(s), 17 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.