安装使用方便，国外多根合并线安装时需穿管使用，WHYT型电缆可直接使用，节省耗材，大大降低安装成本。
Lower cost and more convenient in installation. The cable with the type WHYT may be directly laid. But several united-wires abroad should be laid by poling.
安装使用方便，国外多根合并线安装时需穿管使用，WHYT型电缆可直接使用，节省耗材，大大降低安装成本。
Lower cost and more convenient in installation. The cable with the type WHYT may be directly laid. But several united-wires abroad should be laid by poling.
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