|
841| 0
|
GB-T_13411-92 _船用可调螺距螺旋桨技术条件 |
| ||
小黑屋|手机版|Archiver|机械社区 ( 京ICP备10217105号-1，京ICP证050210号，浙公网安备33038202004372号 )
GMT+8, 2024-11-30 09:03 , Processed in 0.055941 second(s), 20 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.
发表于 2007-10-27 14:20:17
