hya通信电缆hya-30*2*0.5阻燃通信电缆 主要用于音频信号传输。用于城市、近郊及局部地区架空或管道敷设线路中，也可直埋。hya市内通信电缆规格型号型号规格型号规格型号规格型号规格hya5x2x0.4hya5x2x0.5hya5x2x0.6hya5x2x0.7hya102x0.4hya102x0.5hya102x0.6hya102x0.7hya202x0.4hya202x0.5hya202x0.6hya202x0.7hya302x0.4hya302x0.5hya302x0.6hya302x0.7hya502x0.4hya502x0.5hya502x0.6hya502x0.7hya1002x0.4hya1002x0.5hya1002x0.6hya1002x0.7hya2002x0.4hya2002x0.5hya2002x0.6hya2002x0.7hya3002x0.4hya3002x0.5hya3002x0.6hya3002x0.7hya5002x0.4hya5002x0.5hya5002x0.6hya5002x0.7hya通信电缆价格，hya-30*2*0.5厂家报价天津市电缆总厂橡塑电缆厂专业生产市内通信电缆，电缆，大对数通信电缆，计算机电缆，通信设备电源线；铁路信号电缆，各种性证书齐全，质量可靠！ hya通信电缆hya-30*2*0.5阻燃通信电缆 hya通信电缆hya-30*2*0.5阻燃通信电缆