Guide for application of composite line post insulators 复合线路柱形绝缘子的应用指南
Application of composite line post insulators 复合线路柱形绝缘子的使用
Post insulators for switchgears and substation with nominal voltages greater than 1000 v ; co - ordination of the definitions for mechanical bending strength 公称电压1kv以上转换开关设备和变电站用柱形绝缘子
Insulators for sub - stations . indoor post insulators of ceramic , glass and organic material . characteristics and dimensions for interchangeability 变电站用绝缘子.瓷料玻璃和有机物质的室内柱形绝缘子.特性和互换尺寸
Insulators for sub - stations . outdoor post insulators of ceramic material or glass with internal or external metal fittings . characteristics and dimensions for interchangeability 变电站用绝缘子.加内外金属配件的瓷料或玻璃的室外柱形绝缘子.特性和互换尺寸