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直埋市话线:直埋电话线;地埋电缆.直埋通信电缆HYAHYV22HYA23HYVHYA22ZR-HYA53HYATHYAT23HYAT53HYACHYAPHPVVHJVV
直埋市话线HYA53,HYA22HYA23ZRHYA23HYAHYAHYATHYACHYAP
埋地话缆;埋地电缆;直埋通信电缆;音频电缆.地埋电缆,直埋市话线:直埋电话线;地埋电缆.直埋通信电缆HYAHYV22HYA23HYVHYA22ZR-HYA53HYATHYA
埋地话缆;埋地电缆;直埋通信电缆;音频电缆.地埋电缆,直埋市话线:直埋电话线;地埋电缆.直埋通信电缆HYAHYV22HYA23HYVHYA22ZR-HYA53HYATHYA
HYA23铠装通信电缆;机械保护层可以加在任何电缆上,以增加电缆的机械强度,提高防侵蚀能力,是为易受机械破坏和及易受侵蚀而设计的通信电缆。可采用任何一种方式敷设,更适于岩石地区的敷设。直埋市话线HYA