Polyvinyl chloride insulated cables of rated voltages up to and including 450 750v . part 6 : lift cables and cables for flexible connection 额定电压450 750v及以下聚氯乙烯绝缘电缆第6部分:电梯电缆和挠性连接用电缆
3.
Polyvinyl chloride insulated cables of rated voltages up to and including 450 750 v - part 6 : lift cables and cables for flexible connections 额定电压450 750v及以下的聚氯乙烯绝缘电缆.第6部分:电梯电缆和软连接用电缆