BS EN 50189-2000 Conductors for overhead lines D Zinc coated steel wires - 简版

zpc
楼主
2011-06-07 10:13:04
求标准:BS EN 50189-2000 Conductors for overhead lines - Zinc coated steel wires :架空导线镀锌钢丝线
zhaogy2006
1 楼
2011-06-07 20:08:19
wzg196
2 楼
2014-01-27 14:52:00
DYHong83
3 楼
2014-04-15 08:57:33
谢谢分享!