标 准 编 号:DIN 46008-1987 简体中文标题:接地连接螺栓的扁平接触表面.额定电压不超过52KV 繁体中文标题:接地连接螺栓的扁平接触表面.额定电压不超过52KV English Name:Flat contact surfaces for earthing screws; rated voltage not exceeds 52 kV