4794| 7
|
ASTM 607 等级 65 钢,对应国内什么材料?---紧急求助 |
| ||
| ||
| ||
ASTM_A01008(A)1008M-2001.pdf
| ||
小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-12-27 14:12 , Processed in 0.050644 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.