自承式非填充型电缆 HYAPC
HYA 5*2*0.5 2*2*0...
HYA23 铠装 HYA53 电话电...
HYA 500*2*0.5室内外通...
HYAT53 HYAT53 防鼠通信...
HYAC HYAC索道电缆40X2X...