煤矿用聚(氯)乙烯绝缘和聚氯乙烯护套电话电缆 pvc insulated and pvc sheathed telephone cables for use in mines
产品用途:本产品适用于固定敷设在矿井作通信干线及分线箱与电话机连接线
scope of application:this product is fit for being laid in fixed placed in mines for the connection of communication trunk lines and junction box and telephones.
执行标准 standards implemented: q/3210hl29-2003
型号、名称及使用范围 model desc-riptions and use scope
电缆结构示意图 iiiustration of cable structure