HYV型系列铜芯聚丙烯绝缘聚氯乙烯护套圆型电话线
HYV type series copper cord polypropylene telephone round cord with PVC sleeve
应用 Application
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该系列产品适用于室内外电话布线、门铃对讲系统用线。
Used as wiring for indoor and outdoor telephone and door bell intercom system.
