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50對(duì)電話電纜

50對(duì)大對(duì)數(shù)線纜

50對(duì)大對(duì)數(shù)通信

50對(duì)大對(duì)數(shù)電纜

50對(duì)大對(duì)數(shù)電纜

50對(duì)100對(duì)音

50對(duì)100對(duì)通

50對(duì)100對(duì)架

50對(duì)100對(duì)大

50大對(duì)數(shù)電纜報(bào)

50X2X0.5

50X2X0.5

500對(duì)通信電纜

500對(duì)室內(nèi)大對(duì)

500對(duì)市話電纜

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500對(duì)大對(duì)數(shù)電

500對(duì)800對(duì)

500對(duì) 600

50×2×0.4