1对;2对;5对;10对;20对;30对矿用通信电缆;矿用阻燃通信电缆 1对;2对;5对;10对;20对;30对矿用通信电缆;矿用阻燃通 MKVV|天津市电缆总厂第一分厂

p1Src=//y1.yzimgs.com/uploads_old/326791/633433226798269364_Old.jpg