国标mhyvrp1×4×7/0.52...
MHYV16*2*7/0.37矿用通...
矿用通信电缆MHYVP-6X2X7/...
阻燃通信电缆MHYV-20*2*0....
矿用屏蔽通信电缆MHYVRP 10x...
矿用软芯信号电缆MHYVR 50*2...