2531| 2
|
GB-T4772.1-1999 旋转电机尺寸和输出功率等级 |
| ||
发表于 2008-6-26 19:04:48
|
显示全部楼层
| ||
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 08:33 , Processed in 0.055570 second(s), 20 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.