2277| 0
|
求助:德國材料SOGG DBL4404.00對應(yīng)我國標(biāo)準(zhǔn)的哪種材料 |
| ||
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, 2025-4-5 09:23 , Processed in 0.056748 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.