自承带钢丝/MHYAV 20*2*0.8矿用通信电缆

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矿用电话电缆MHYAV 20*2*1/0.8mm

MHYAV煤矿用通信电缆20*2*0.5;0.6;0.7;0.8

电缆 MHYVRP 20*2*0.8 1.0

MHYAV 20*2*0.8矿用通信电缆