2492| 1
|
JB/T 7841-2015 YZZ系列升降机用电磁制动三相异步电动机 技术条件 |
| ||
发表于 2020-11-21 20:20:07
|
显示全部楼层
| ||
手机版|小黑屋|机械村 ( 渝ICP备17010994号-1 )
GMT+8, 2024-5-2 13:30 , Processed in 0.013926 second(s), 3 queries , Gzip On, Redis On.
Powered by Jixiecun.com
Copyright © 2012-2024