矿用通信电缆MHYBV-20*2*0...
MHYBV 20X2X0.8矿用通信...
MHYBV 5x2x0.8煤矿用通信...
矿用通信电缆MHYBV,MHYAV
矿用通信电缆MHYBV-30*2*0...