MHYV矿用网线 4*2*0.5
传感器电缆MHYVR1*2*0.75
MHYV1*4*7/0.3-矿用通信...
MHYVRP 4*2*7/0.37矿...
mhyvp8*2*7/0.37 矿用...
7对 MHYVR矿用通信电缆