GB/T 5023.7-2008

Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V - Part 7：Flexible cables screened and unscreened with two or more conductors

额定电压450/750V及以下聚氯乙烯绝缘电缆 第7部分：二芯或多芯屏蔽和非屏蔽软电缆