HYAT 5×2×0.4充油电缆
HYAT 500*2*0.4通信电缆
充油通信电缆HYAT 400×2×0...
HYAT通信电缆HYAT 5*2*0...
阻燃电话线ZRC-HYAT 阻燃通信...
HYAT 实芯填充型通信电缆