|
4446| 0
|
JB/T 6464-1992 额定电压1kV(Um= 1.2kV)到35kV(Um = 40.5kV)挤包绝缘电力电缆绕包... |
| ||
手机版|小黑屋|机械村
( 渝ICP备17010994号-1|
渝公网安备50022702001048号 )
GMT+8, 2026-2-6 03:29 , Processed in 0.089469 second(s), 22 queries , Gzip On.
Powered by 机械村
Copyright © 2012- Jixiecun.com