MHYAV32矿用电缆
传感器电缆MHYV 1*4*7/0....
传感器电缆MHYVP 1*8*7/0...
MHYV32通信电缆MHYAV 50...
煤矿用通信电缆 MHYAV （5-1...
MHYV10*2*1/0.97-MH...