MHYBV系列矿用阻燃通信电缆
矿用阻燃通信电缆-MHYBV
MHYBV 10×2×1/0.8煤矿...
MHYBV-1*2*7/0.37防爆...
MHYBV 10X2X0.8 矿用通...
矿用铠装通信电缆MHYBV 20*2...