MHYV5*2*7/0.28矿用信号...
矿井用信号电缆MHYV20*2*7/...
软芯信号电缆线-MHYVR-2*2*...
MHYV-10*2*0.75煤矿用阻...
MHYVP-5*2*0.8矿用防爆通...
MHYVR-14*2*1.5平方煤矿...